USNs for ubuntu 19.04

USN-4107-1: GIFLIB vulnerabilities

It was discovered that GIFLIB incorrectly handled certain GIF files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2016-3977) It was discovered that GIFLIB incorrectly handled certain GIF files. An attacker could possibly use this issue to cause a denial of…

20 August 2019

USN-4106-1: NLTK vulnerability

Mike Salvatore discovered that NLTK mishandled crafted ZIP archives during extraction. A remote attacker could use this vulnerability to write arbitrary files to the filesystem

20 August 2019

USN-4105-1: CUPS vulnerabilities

Stephan Zeisberg discovered that the CUPS SNMP backend incorrectly handled encoded ASN.1 inputs. A remote attacker could possibly use this issue to cause CUPS to crash by providing specially crafted network traffic. (CVE-2019-8696, CVE-2019-8675) It was discovered that CUPS did not properly handle client disconnection events. A local attacker…

20 August 2019

USN-4104-1: Nova vulnerability

Donny Davis discovered that the Nova Compute service could return configuration or other information in response to a failed API request in some situations. A remote attacker could use this to expose sensitive information.

19 August 2019

USN-4103-2: Docker vulnerability

Jasiel Spelman discovered that a double free existed in the docker-credential- helpers dependency of Docker. A local attacker could use this to cause a denial of service (crash) or possibly execute arbitrary code. Original advisory details: Jasiel Spelman discovered that a double free existed in docker-credential- helpers. A local attacker…

19 August 2019

USN-4103-1: docker-credential-helpers vulnerability

Jasiel Spelman discovered that a double free existed in docker-credential- helpers. A local attacker could use this to cause a denial of service (crash) or possibly execute arbitrary code.

19 August 2019

USN-4102-1: LibreOffice vulnerabilities

It was discovered that LibreOffice incorrectly handled LibreLogo scripts. If a user were tricked into opening a specially crafted document, a remote attacker could cause LibreOffice to execute arbitrary code. (CVE-2019-9850, CVE-2019-9851) It was discovered that LibreOffice incorrectly handled embedded scripts in document files. If a user were…

19 August 2019

USN-4100-1: KConfig and KDE libraries vulnerabilities

It was discovered that KConfig and KDE libraries have a vulnerability where an attacker could hide malicious code under desktop and configuration files. (CVE-2019-14744) It was discovered that KConfig allows remote attackers to write to arbitrary files via a ../ in a filename in an archive file. (CVE-2016-6232)

16 August 2019

USN-4101-1: Firefox vulnerability

It was discovered that passwords could be copied to the clipboard from the "Saved Logins" dialog without entering the master password, even when a master password has been set. A local attacker could potentially exploit this to obtain saved passwords.

16 August 2019

USN-4099-1: nginx vulnerabilities

Jonathan Looney discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to consume resources, leading to a denial of service.

15 August 2019

USN-4098-1: wpa_supplicant and hostapd vulnerability

It was discovered that wpa_supplicant and hostapd were vulnerable to a side channel attack against EAP-pwd. A remote attacker could possibly use this issue to recover certain passwords.

14 August 2019

USN-4097-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-11041, CVE-2019-11042)

13 August 2019

USN-4096-1: Linux kernel (AWS) vulnerability

Andrei Vlad Lutas and Dan Lutas discovered that some x86 processors incorrectly handle SWAPGS instructions during speculative execution. A local attacker could use this to expose sensitive information (kernel memory).

13 August 2019

USN-4093-1: Linux kernel vulnerabilities

It was discovered that a heap buffer overflow existed in the Marvell Wireless LAN device driver for the Linux kernel. An attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2019-10126) Andrei Vlad Lutas and Dan Lutas discovered that some x86 processors incorrectly handle SWAPGS instructions…

13 August 2019

USN-4070-3: MariaDB vulnerabilities

USN-4070-1 fixed multiple vulnerabilities in MySQL. This update provides the corresponding fixes for CVE-2019-2737, CVE-2019-2739, CVE-2019-2740, CVE-2019-2758, CVE-2019-2805, CVE-2019-2628, CVE-2019-2627, CVE-2019-2614 in MariaDB 10.3. Ubuntu 19.04 has been updated to MariaDB 10.3.17. In addition to security fixes, the updated package contain…

13 August 2019

USN-4092-1: Ghostscript vulnerability

Netanel Fisher discovered that the font handler in Ghostscript did not properly restrict privileged calls when ‘-dSAFER’ restrictions were in effect. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access arbitrary files.

12 August 2019

USN-4091-1: poppler vulnerability

It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service.

12 August 2019

USN-4090-1: PostgreSQL vulnerabilities

Tom Lane discovered that PostgreSQL did not properly restrict functions declared as "SECURITY DEFINER". An attacker could use this to execute arbitrary SQL with the permissions of the function owner. (CVE-2019-10208) Andreas Seltenreich discovered that PostgreSQL did not properly handle user-defined hash equality operators. An attacker could use…

9 August 2019

USN-4087-1: BWA vulnerability

It was discovered that Burrows-Wheeler Aligner (BWA) mishandled certain crafted .alt files. An attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code.

6 August 2019

USN-4086-1: Mercurial vulnerability

It was discovered that Mercurial mishandled symlinks in subrepositories. An attacker could use this vulnerability to write arbitrary files to the target’s filesystem.

6 August 2019

USN-4079-2: SoX vulnerabilities

USN-4079-1 fixed vulnerabilities in SoX. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 19.04. Original advisory details: It was discovered that SoX incorrectly handled certain MP3 files. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-8354, CVE-2019-8355, CVE-2019-8356,…

1 August 2019

USN-4085-1: Sigil vulnerability

Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem.

1 August 2019

USN-4084-1: Django vulnerabilities

It was discovered that Django incorrectly handled the Truncator function. A remote attacker could possibly use this issue to cause Django to consume resources, leading to a denial of service. (CVE-2019-14232) It was discovered that Django incorrectly handled the strip_tags function. A remote attacker could possibly use this issue to cause Django…

1 August 2019

USN-4083-1: OpenJDK 11 vulnerabilities

It was discovered that OpenJDK did not sufficiently validate serial streams before deserializing suppressed exceptions in some situations. An attacker could use this to specially craft an object that, when deserialized, would cause a denial of service. (CVE-2019-2762) It was discovered that in some situations OpenJDK did not properly bound the…

31 July 2019

USN-4081-1: Pango vulnerability

It was discovered that Pango incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code.

31 July 2019

USN-4078-1: OpenLDAP vulnerabilities

It was discovered that OpenLDAP incorrectly handled rootDN delegation. A database administrator could use this issue to request authorization as an identity from another database, contrary to expectations. (CVE-2019-13057) It was discovered that OpenLDAP incorrectly handled SASL authentication and session encryption. After a first SASL bind was…

30 July 2019

USN-4054-2: Firefox regressions

USN-4054-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. We apologize for the inconvenience. Original advisory details: A sandbox escape was discovered in Firefox. If a user were tricked in to installing a malicious language pack, an attacker could exploit this to gain…

25 July 2019

USN-4075-1: Exim vulnerability

Jeremy Harris discovered that Exim incorrectly handled sort expansions. In environments where sort expansions are used, a remote attacker could possibly use this issue to execute arbitrary code as root.

25 July 2019

USN-4074-1: VLC vulnerabilities

It was discovered that the VLC CAF demuxer incorrectly handled certain files. If a user were tricked into opening a specially-crafted CAF file, a remote attacker could use this issue to cause VLC to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-19857) It was discovered that the VLC Matroska demuxer…

25 July 2019

USN-4072-1: Ansible vulnerabilities

It was discovered that Ansible failed to properly handle sensitive information. A local attacker could use those vulnerabilities to extract them. (CVE-2017-7481) (CVE-2018-10855) (CVE-2018-16837) (CVE-2018-16876) (CVE-2019-10156) It was discovered that Ansible could load configuration files from the current working directory containing crafted…

24 July 2019

USN-4071-1: Patch vulnerabilities

It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information. (CVE-2019-13636) It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-13638)

24 July 2019

USN-4070-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes a new upstream MySQL version to fix these issues. Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 19.04 have been updated to MySQL 5.7.27. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see…

24 July 2019

USN-4069-1: Linux kernel vulnerabilities

It was discovered that an integer overflow existed in the Linux kernel when reference counting pages, leading to potential use-after-free issues. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2019-11487) Jann Horn discovered that a race condition existed in the Linux kernel…

23 July 2019

USN-4065-1: Squid vulnerabilities

It was discovered that Squid incorrectly handled Digest authentication. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2019-12525) It was discovered that Squid incorrectly handled Basic authentication. A remote attacker could use this issue to cause Squid to crash, resulting in a…

18 July 2019

USN-4064-1: Thunderbird vulnerabilities

A sandbox escape was discovered in Thunderbird. If a user were tricked in to installing a malicious language pack, an attacker could exploit this to gain additional privileges. (CVE-2019-9811) Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an…

17 July 2019

USN-4063-1: LibreOffice vulnerabilities

Nils Emmerich discovered that LibreOffice incorrectly handled LibreLogo scripts. If a user were tricked into opening a specially crafted document, a remote attacker could cause LibreOffice to execute arbitrary code. (CVE-2019-9848) Matei "Mal" Badanoiu discovered that LibreOffice incorrectly handled stealth mode. Contrary to expectations, bullet…

17 July 2019

USN-4062-1: WavPack vulnerabilities

Rohan Padhye discovered that WavPack incorrectly handled certain WAV files. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-1010315, CVE-2019-1010317, CVE-2019-1010318, CVE-2019-1010319)

16 July 2019

USN-4061-1: Redis vulnerabilities

It was discovered that Redis incorrectly handled the hyperloglog data structure. An attacker could use this issue to cause Redis to crash, resulting in a denial of service, or possibly execute arbitrary code.

16 July 2019

USN-4060-1: NSS vulnerabilities

Henry Corrigan-Gibbs discovered that NSS incorrectly handled importing certain curve25519 private keys. An attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2019-11719) Hubert Kario discovered that NSS incorrectly handled PKCS#1 v1.5 signatures when using TLSv1.3….

16 July 2019

USN-4059-1: Squid vulnerabilities

It was discovered that Squid incorrectly handled certain SNMP packets. A remote attacker could possibly use this issue to cause memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-19132) It was discovered that Squid incorrectly handled the cachemgr.cgi web module. A remote…

15 July 2019

USN-4057-1: Zipios vulnerability

Mike Salvatore discovered that Zipios mishandled certain malformed ZIP files. An attacker could use this vulnerability to cause a denial of service or consume system resources. (CVE-2019-13453)

15 July 2019

USN-4055-1: flightcrew vulnerabilities

Mike Salvatore discovered that FlightCrew improperly handled certain malformed EPUB files. An attacker could potentially use this vulnerability to cause a denial of service. (CVE-2019-13032) Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the…

15 July 2019

USN-4056-1: Exiv2 vulnerabilities

It was discovered that Exiv2 incorrectly handled certain PSD files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-19107, CVE-2018-19108) It was discovered that Exiv2 incorrectly handled certain PNG files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-19535,…

15 July 2019

USN-4054-1: Firefox vulnerabilities

A sandbox escape was discovered in Firefox. If a user were tricked in to installing a malicious language pack, an attacker could exploit this to gain additional privileges. (CVE-2019-9811) Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit…

12 July 2019

USN-4053-1: GVfs vulnerabilities

It was discovered that GVfs incorrectly handled the admin backend. Files created or moved by the admin backend could end up with the wrong ownership information, contrary to expectations. This issue only affected Ubuntu 18.04 LTS, Ubuntu 18.10, and Ubuntu 19.04. (CVE-2019-12447, CVE-2019-12448, CVE-2019-12449) It was discovered that GVfs…

9 July 2019

USN-4051-1: Apport vulnerability

Kevin Backhouse discovered a race-condition when reading the user’s local Apport configuration. This could be used by a local attacker to cause Apport to include arbitrary files in a resulting crash report.

9 July 2019

USN-4052-1: Whoopsie vulnerability

Kevin Backhouse discovered Whoopsie incorrectly handled very large crash reports. A local attacker could possibly use this issue to cause a denial of service or expose sensitive information.

9 July 2019

USN-4050-1: ZeroMQ vulnerability

It was discovered that ZeroMQ incorrectly handled certain application metadata. A remote attacker could use this issue to cause ZeroMQ to crash, or possibly execute arbitrary code.

8 July 2019

USN-4048-1: Docker vulnerabilities

Aleksa Sarai discovered that Docker was vulnerable to a directory traversal attack. An attacker could use this vulnerability to read and write arbitrary files on the host filesystem as root.

8 July 2019

USN-4047-1: libvirt vulnerabilities

Matthias Gerstner and Ján Tomko discovered that libvirt incorrectly handled certain API calls. An attacker could possibly use this issue to check for arbitrary files, or execute arbitrary binaries. In the default installation, attackers would be isolated by the libvirt AppArmor profile.

8 July 2019

USN-4046-1: Irssi vulnerabilities

It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-7054) It was discovered that Irssi incorrectly handled certain requests. An attacker could possibly use this issue to cause…

4 July 2019

USN-4038-3: bzip2 regression

USN-4038-1 fixed a vulnerability in bzip2. The update introduced a regression causing bzip2 to incorrect raises CRC errors for some files. We apologize for the inconvenience. Original advisory details: It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.

4 July 2019

USN-4045-1: Thunderbird vulnerabilities

A type confusion bug was discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could exploit this by causing a denial of service, or executing arbirary code. (CVE-2019-11707) It was discovered that a sandboxed child process could open arbitrary web content in the parent…

1 July 2019

USN-4044-1: ZNC vulnerability

Fix vulnerability where an authenticated non-admin users could load a module with a crafted name, then escalate privileges and run arbitrary code.

1 July 2019

USN-4043-1: Django vulnerabilities

It was discovered that Django incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 18.10 and Ubuntu 19.04. (CVE-2019-12308) Gavin Wahl discovered that Django incorrectly handled HTTP detection when used behind a reverse-proxy. Client requests…

1 July 2019

USN-4041-1: Linux kernel update

USN-4017-1 fixed vulnerabilities in the Linux kernel for Ubuntu. Unfortunately, the update introduced a regression that interfered with networking applications that setup very low SO_SNDBUF values. This update fixes the problem. We apologize for the inconvenience. Jonathan Looney discovered that the Linux kernel could be coerced into segmenting…

29 June 2019

USN-4042-1: poppler vulnerabilities

It was discovered that poppler incorrectly handled certain files. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service, or possibly execute arbitrary code

27 June 2019

USN-4040-1: Expat vulnerability

It was discovered that Expat incorrectly handled certain XML files. An attacker could possibly use this issue to cause a denial of service.

26 June 2019

USN-4038-1: bzip2 vulnerabilities

Aladdin Mubaied discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-3189) It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary…

26 June 2019

USN-4037-1: policykit-desktop-privileges update

The policykit-desktop-privileges Startup Disk Creator policy allowed administrative users to overwrite disks. As a security improvement, this operation now requires authentication.

25 June 2019

USN-4035-1: Ceph vulnerabilities

It was discovered that Ceph incorrectly handled read only permissions. An authenticated attacker could use this issue to obtain dm-crypt encryption keys. This issue only affected Ubuntu 16.04 LTS. (CVE-2018-14662) It was discovered that Ceph incorrectly handled certain OMAPs holding bucket indices. An authenticated attacker could possibly use…

25 June 2019

USN-4034-1: ImageMagick vulnerabilities

It was discovered that ImageMagick incorrectly handled certain malformed image files. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program. Due to a large number…

25 June 2019

USN-4033-1: libmysofa vulnerability

It was discovered that a libmysofa component does not properly validate multiplications and additions, and may crash with some specific input.

24 June 2019

USN-4032-1: Firefox vulnerability

It was discovered that a sandboxed child process could open arbitrary web content in the parent process via the Prompt:Open IPC message. When combined with another vulnerability, an attacker could potentially exploit this to execute arbitrary code.

24 June 2019

USN-4031-1: Linux kernel vulnerability

It was discovered that the Linux kernel did not properly separate certain memory mappings when creating new userspace processes on 64-bit Power (ppc64el) systems. A local attacker could use this to access memory contents or cause memory corruption of other processes on the system.

24 June 2019

USN-3977-3: Intel Microcode update

USN-3977-1 and USN-3977-2 provided mitigations for Microarchitectural Data Sampling (MDS) vulnerabilities in Intel Microcode for a large number of Intel processor families. This update provides the corresponding updated microcode mitigations for the Intel Sandy Bridge processor family Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi…

20 June 2019

USN-4028-1: Thunderbird vulnerabilities

Multiple memory safety issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit these to cause a denial of service, or execute arbitrary code.

20 June 2019

USN-4027-1: PostgreSQL vulnerability

Alexander Lakhin discovered that PostgreSQL incorrectly handled authentication. An authenticated attacker or a rogue server could use this issue to cause PostgreSQL to crash, resulting in a denial of service, or possibly execute arbitrary code. The default compiler options for affected releases should reduce the vulnerability to a denial of…

20 June 2019

USN-4026-1: Bind vulnerability

It was discovered that Bind incorrectly handled certain malformed packets. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service.

20 June 2019

USN-4020-1: Firefox vulnerability

A type confusion bug was discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could exploit this by causing a denial of service, or executing arbitrary code.

19 June 2019

USN-4021-1: libvirt vulnerabilities

Daniel P. Berrangé discovered that libvirt incorrectly handled socket permissions. A local attacker could possibly use this issue to access libvirt. (CVE-2019-10132) It was discovered that libvirt incorrectly performed certain permission checks. A remote attacker could possibly use this issue to access the guest agent and cause a denial of…

19 June 2019

USN-4019-1: SQLite vulnerabilities

It was discovered that SQLite incorrectly handled certain SQL files. An attacker could possibly use this issue to execute arbitrary code or cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-2518, CVE-2017-2520) It was discovered that SQLite incorrectly handled certain queries. An attacker could possibly use this…

19 June 2019

USN-4018-1: samba vulnerabilities

It was discovered that Samba incorrectly handled certain RPC messages. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. (CVE-2019-12435) It was discovered that Samba incorrectly handled LDAP pages searches. A remote attacker could possibly use this issue to cause Samba to crash, resulting…

19 June 2019

USN-4017-1: Linux kernel vulnerabilities

Jonathan Looney discovered that the TCP retransmission queue implementation in the Linux kernel could be fragmented when handling certain TCP Selective Acknowledgment (SACK) sequences. A remote attacker could use this to cause a denial of service. (CVE-2019-11478) Jonathan Looney discovered that an integer overflow existed in the Linux kernel…

17 June 2019

USN-3991-3: Firefox regression

USN-3991-1 fixed vulnerabilities in Firefox, and USN-3991-2 fixed a subsequent regression. The update caused an additional regression that resulted in Firefox failing to load correctly after executing it in safe mode. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were…

14 June 2019

USN-4016-2: Neovim vulnerability

It was discovered that Neovim incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-12735)

11 June 2019

USN-4016-1: Vim vulnerabilities

It was discovered that Vim incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-5953) It was discovered that Vim incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-12735)

11 June 2019

USN-4015-1: DBus vulnerability

Joe Vennix discovered that DBus incorrectly handled DBUS_COOKIE_SHA1 authentication. A local attacker could possibly use this issue to bypass authentication and connect to DBus servers with elevated privileges.

11 June 2019

USN-4014-1: GLib vulnerability

It was discovered that GLib incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information.

10 June 2019

USN-3991-2: Firefox regression

USN-3991-1 fixed vulnerabilities in Firefox. The update caused a regression which resulted in issues when upgrading between Ubuntu releases. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted…

6 June 2019

USN-4011-1: Jinja2 vulnerabilities

Olivier Dony discovered that Jinja incorrectly handled str.format. An attacker could possibly use this issue to escape the sandbox. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-10745) Brian Welch discovered that Jinja incorrectly handled str.format_map. An attacker could possibly use this issue to escape the sandbox. (CVE-2019-10906)

6 June 2019

USN-4009-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain exif tags in images. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2019-11036) It was discovered that PHP incorrectly decoding certain MIME headers. A remote attacker could possibly use this issue…

5 June 2019

USN-4005-1: Linux kernel vulnerabilities

It was discovered that a null pointer dereference vulnerability existed in the LSI Logic MegaRAID driver in the Linux kernel. A local attacker could use this to cause a denial of service (system crash). (CVE-2019-11810) It was discovered that a race condition leading to a use-after-free existed in the Reliable Datagram Sockets (RDS) protocol…

4 June 2019

USN-4004-1: Berkeley DB vulnerability

It was discovered that Berkeley DB incorrectly handled certain inputs. An attacker could possibly use this issue to read sensitive information.

4 June 2019

USN-4001-1: libseccomp vulnerability

Jann Horn discovered that libseccomp did not correctly generate 64-bit syscall argument comparisons with arithmetic operators (LT, GT, LE, GE). An attacker could use this to bypass intended access restrictions for argument-filtered system calls.

30 May 2019

USN-3999-1: GnuTLS vulnerabilities

Eyal Ronen, Kenneth G. Paterson, and Adi Shamir discovered that GnuTLS was vulnerable to a timing side-channel attack known as the "Lucky Thirteen" issue. A remote attacker could possibly use this issue to perform plaintext-recovery attacks via analysis of timing data. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS….

30 May 2019

USN-3997-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, bypass same-origin protections, or execute arbitrary code. (CVE-2019-18511, CVE-2019-11691, CVE-2019-11692,…

28 May 2019

USN-3994-1: gnome-desktop vulnerability

It was discovered that gnome-desktop incorrectly confined thumbnailers. If a user were tricked into downloading a malicious image file, a remote attacker could possibly combine this issue with another vulnerability to escape the sandbox and execute arbitrary code.

27 May 2019

USN-3977-2: Intel Microcode update

USN-3977-1 provided mitigations for Microarchitectural Data Sampling (MDS) vulnerabilities in Intel Microcode for a large number of Intel processor families. This update provides the corresponding updated microcode mitigations for Intel Cherry Trail and Bay Trail processor families. Original advisory details: Ke Sun, Henrique Kawakami, Kekai…

22 May 2019

USN-3993-1: curl vulnerabilities

Wenchao Li discovered that curl incorrectly handled memory in the curl_url_set() function. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.04. (CVE-2019-5435) It was discovered that curl incorrectly handled memory when receiving…

22 May 2019

USN-3992-1: WebKitGTK+ vulnerabilities

A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.

22 May 2019

USN-3991-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, trick the user in to launching local executable binaries, obtain sensitive information, conduct cross-site scripting (XSS) attacks,…

21 May 2019

USN-3990-1: urllib3 vulnerabilities

It was discovered that urllib3 incorrectly removed Authorization HTTP headers when handled cross-origin redirects. This could result in credentials being sent to unintended hosts. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-20060) It was discovered that urllib3 incorrectly stripped certain characters…

21 May 2019

USN-3988-1: MediaInfo vulnerabilities

It was discovered that MediaInfo contained multiple security issues when handling certain multimedia files. If a user were tricked into opening a crafted multimedia file, an attacker could cause MediaInfo to crash, resulting in a denial of service.

16 May 2019

USN-3985-1: libvirt update

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered that memory previously stored in microarchitectural…

15 May 2019

USN-3979-1: Linux kernel vulnerabilities

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered that memory previously stored in microarchitectural…

14 May 2019

USN-3978-1: QEMU update

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered that memory previously stored in microarchitectural…

14 May 2019

USN-3977-1: Intel Microcode update

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered that memory previously stored in microarchitectural…

14 May 2019

USN-3976-1: Samba vulnerability

Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly checked S4U2Self packets. In certain environments, a remote attacker could possibly use this issue to escalate privileges.

14 May 2019

USN-3975-1: OpenJDK vulnerabilities

It was discovered that the BigDecimal implementation in OpenJDK performed excessive computation when given certain values. An attacker could use this to cause a denial of service (excessive CPU usage). (CVE-2019-2602) Corwin de Boor and Robert Xiao discovered that the RMI registry implementation in OpenJDK did not properly select the correct…

13 May 2019

USN-3972-1: PostgreSQL vulnerabilities

It was discovered that PostgreSQL incorrectly handled partition routing. A remote user could possibly use this issue to read arbitrary bytes of server memory. This issue only affected Ubuntu 19.04. (CVE-2019-10129) Dean Rasheed discovered that PostgreSQL incorrectly handled selectivity estimators. A remote attacker could possibly use this issue…

13 May 2019

USN-3971-1: Monit vulnerabilities

Zack Flack discovered that Monit incorrectly handled certain input. A remote authenticated user could exploit this to conduct cross-site scripting (XSS) attacks. (CVE-2019-11454) Zack Flack discovered a buffer overread when Monit decoded certain crafted URLs. An attacker could exploit this to leak potentially sensitive…

8 May 2019

USN-3970-1: Ghostscript vulnerability

It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access arbitrary files, execute arbitrary code, or cause a denial of service.

8 May 2019

USN-3969-1: wpa_supplicant and hostapd vulnerability

It was discovered that wpa_supplicant and hostapd incorrectly handled unexpected fragments when using EAP-pwd. A remote attacker could possibly use this issue to cause a denial of service.

7 May 2019

USN-3967-1: FFmpeg vulnerabilities

It was discovered that FFmpeg contained multiple security issues when handling certain multimedia files. If a user were tricked into opening a crafted multimedia file, an attacker could cause a denial of service via application crash.

6 May 2019

USN-3965-1: aria2 vulnerability

Dhiraj Mishra discovered that aria2 incorrectly stored authentication information. A local attacker could possibly use this issue to obtain credentials.

6 May 2019

USN-3964-1: python-gnupg vulnerabilities

Marcus Brinkmann discovered that GnuPG before 2.2.8 improperly handled certain command line parameters. A remote attacker could use this to spoof the output of GnuPG and cause unsigned e-mail to appear signed. (CVE-2018-12020) It was discovered that python-gnupg incorrectly handled the GPG passphrase. A remote attacker could send a specially…

2 May 2019

USN-3963-1: Memcached vulnerability

It was discovered that Memcached incorrectly handled certain lru command messages. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service.

1 May 2019

USN-3961-1: Dovecot vulnerabilities

It was discovered that the Dovecot Submission login service incorrectly handled certain operations. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service.

30 April 2019

USN-3960-1: WavPack vulnerability

It was discovered that WavPack incorrectly handled certain DFF files. An attacker could possibly use this issue to cause a denial of service.

30 April 2019

USN-3959-1: Evince vulnerability

It was discovered that Evince incorrectly handled certain images. An attacker could possibly use this issue to expose sensitive information.

29 April 2019

USN-3957-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes a new upstream MySQL version to fix these issues. Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 18.10, and Ubuntu 19.04 have been updated to MySQL 5.7.26. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible…

29 April 2019

USN-3956-1: Bind vulnerability

It was discovered that Bind incorrectly handled limiting the number of simultaneous TCP clients. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service.

25 April 2019

USN-3954-1: FreeRADIUS vulnerabilities

It was discovered that FreeRADIUS incorrectly handled certain inputs. An attacker could possibly use this issue to bypass authentication. (CVE-2019-11234, CVE-2019-11235)

24 April 2019

USN-3936-2: AdvanceCOMP vulnerability

USN-3936-1 fixed a vulnerability in AdvanceCOMP. This update provides the corresponding update for Ubuntu 19.04. Original advisory details: It was discovered that AdvanceCOMP incorrectly handled certain PNG files. An attacker could possibly use this issue to execute arbitrary code.

23 April 2019

USN-3953-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain exif tags in JPEG images. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code.

23 April 2019

USN-3952-1: Pacemaker vulnerabilities

Jan Pokorný discovered that Pacemaker incorrectly handled client-server authentication. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-16877) Jan Pokorný discovered that Pacemaker incorrectly handled certain verifications. A local attacker could possibly use this issue to cause a denial of service….

23 April 2019

USN-3951-1: Dovecot vulnerability

It was discovered that the Dovecot JSON encoder incorrectly handled certain invalid UTF-8 characters. A remote attacker could possibly use this issue to cause Dovecot to repeatedly crash, resulting in a denial of service.

23 April 2019