USNs for ubuntu 18.04 LTS

USN-3770-1: Little CMS vulnerabilities

Ibrahim El-Sayed discovered that Little CMS incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2016-10165) Quang Nguyen discovered that Little CMS incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2018-16435)

20 September 2018

USN-3769-1: Bind vulnerability

It was discovered that Bind incorrectly handled the deny-answer-aliases feature. If this feature is enabled, a remote attacker could use this issue to cause Bind to crash, resulting in a denial of service.

20 September 2018

USN-3768-1: Ghostscript vulnerabilities

Tavis Ormandy discovered multiple security issues in Ghostscript. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use these issues to access arbitrary files, execute arbitrary code, or cause a denial of service.

19 September 2018

USN-3767-1: GLib vulnerabilities

It was discovered that GLib incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2018-16428) It was discovered that GLib incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information. (CVE-2018-16429)

19 September 2018

USN-3766-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled restarting certain child processes when php-fpm is used. A remote attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 18.04 LTS. (CVE-2015-9253) It was discovered that PHP incorrectly handled certain exif tags in JPEG images. A remote attacker…

18 September 2018

USN-3722-5: ClamAV regression

USN-3722-1 fixed vulnerabilities in ClamAV. The new package introduced an issue which caused dpkg-reconfigure to enter an infinite loop. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that ClamAV incorrectly handled parsing certain HWP files. A remote attacker could use this…

18 September 2018

USN-3765-1: curl vulnerability

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

17 September 2018

USN-3761-2: Firefox regressions

USN-3761-1 fixed vulnerabilities in Firefox. The update caused several regressions affecting spellchecker dictionaries and search engines. This update fixes the problems. 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…

13 September 2018

USN-3747-2: OpenJDK 10 regression

USN-3747-1 fixed vulnerabilities in OpenJDK 10 for Ubuntu 18.04 LTS. Unfortunately, that update introduced a regression around accessability support that prevented some Java applications from starting. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that OpenJDK did not properly…

12 September 2018

USN-3764-1: Zsh vulnerabilities

It was discovered that Zsh incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code. (CVE-2018-0502, CVE-2018-13259) Richard Maciel Costa discovered that Zsh incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code. (CVE-2018-1100)

11 September 2018

USN-3762-1: Linux kernel vulnerabilities

It was discovered that the VirtIO subsystem in the Linux kernel did not properly initialize memory in some situations. A local attacker could use this to possibly expose sensitive information (kernel memory). (CVE-2018-1118) Seunghun Han discovered an information leak in the ACPI handling code in the Linux kernel when handling early termination…

11 September 2018

USN-3761-1: 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, or execute arbitrary code. (CVE-2018-12375, CVE-2018-12376, CVE-2018-12377, CVE-2018-12378) It was discovered that if a user saved passwords before Firefox…

6 September 2018

USN-3759-1: libtirpc vulnerabilities

Aldy Hernandez discovered that libtirpc incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-4429) It was discovered that libtirpc incorrectly handled certain inputs. An attacker could possibly use this issue to cause a…

5 September 2018

USN-3758-1: libx11 vulnerabilities

Tobias Stoeckmann discovered that libx11 incorrectly handled certain images. An attacker could possibly use this issue to access sensitive information (CVE-2016-7942) Tobias Stoeckmann discovered that libx11 incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information. (CVE-2016-7943) It was…

30 August 2018

USN-3757-1: poppler vulnerability

Hosein Askari discovered that poppler incorrectly handled certain PDF files. An attacker could possible use this issue to cause a denial of service.

29 August 2018

USN-3752-3: Linux kernel (Azure, GCP, OEM) vulnerabilities

It was discovered that, when attempting to handle an out-of-memory situation, a null pointer dereference could be triggered in the Linux kernel in some circumstances. A local attacker could use this to cause a denial of service (system crash). (CVE-2018-1000200) Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not…

28 August 2018

USN-3756-1: Intel Microcode vulnerabilities

It was discovered that memory present in the L1 data cache of an Intel CPU core may be exposed to a malicious process that is executing on the CPU core. This vulnerability is also known as L1 Terminal Fault (L1TF). A local attacker in a guest virtual machine could use this to expose sensitive information (memory from other guests or the host OS)….

27 August 2018

USN-3755-1: GD vulnerabilities

It was discovered that GD incorrectly handled certain images. An attacker could possibly use this issue to execute arbitrary code. (CVE-2018-1000222) It was discovered that GD incorrectly handled certain GIF files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-5711)

27 August 2018

USN-3752-1: Linux kernel vulnerabilities

It was discovered that, when attempting to handle an out-of-memory situation, a null pointer dereference could be triggered in the Linux kernel in some circumstances. A local attacker could use this to cause a denial of service (system crash). (CVE-2018-1000200) Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not…

24 August 2018

USN-3751-1: Spice vulnerability

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

22 August 2018

USN-3750-1: Pango vulnerability

Jeffrey M. discovered that Pango incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service.

22 August 2018

USN-3749-1: Spidermonkey vulnerabilities

Multiple memory safety issues were fixed in Spidermonkey. An attacker could potentially exploit these to cause a denial of service, or execute arbitrary code.

22 August 2018

USN-3748-1: base-files vulnerability

Sander Bos discovered that the MOTD update script incorrectly handled temporary files. A local attacker could use this issue to cause a denial of service, or possibly escalate privileges if kernel symlink restrictions were disabled.

21 August 2018

USN-3747-1: OpenJDK 10 vulnerabilities

It was discovered that OpenJDK did not properly validate types in some situations. An attacker could use this to construct a Java class that could possibly bypass sandbox restrictions. (CVE-2018-2825, CVE-2018-2826) It was discovered that the PatternSyntaxException class in OpenJDK did not properly validate arguments passed to it. An attacker…

21 August 2018

USN-3746-1: APT vulnerability

It was discovered that APT incorrectly handled the mirror method (mirror://). If a remote attacker were able to perform a man-in-the-middle attack, this flaw could potentially be used to install altered packages in environments configured to use mirror:// entries.

20 August 2018

USN-3745-1: wpa_supplicant and hostapd vulnerability

It was discovered that wpa_supplicant and hostapd incorrectly handled certain messages. An attacker could possibly use this to access sensitive information.

20 August 2018

USN-3744-1: PostgreSQL vulnerabilities

Andrew Krasichkov discovered that the PostgreSQL client library incorrectly reset its internal state between connections. A remote attacker could possibly use this issue to bypass certain client-side connection security features. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-10915) It was discovered that PostgreSQL…

16 August 2018

USN-3743-1: 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.

16 August 2018

USN-3740-1: Linux kernel vulnerabilities

It was discovered that memory present in the L1 data cache of an Intel CPU core may be exposed to a malicious process that is executing on the CPU core. This vulnerability is also known as L1 Terminal Fault (L1TF). A local attacker in a guest virtual machine could use this to expose sensitive information (memory from other guests or the host OS)….

14 August 2018

USN-3739-1: libxml2 vulnerabilities

Matias Brutti discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information. (CVE-2016-9318) It was discovered that libxml2 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS….

14 August 2018

USN-3738-1: Samba vulnerabilities

Svyatoslav Phirsov discovered that the Samba libsmbclient library incorrectly handled extra long filenames. A malicious server could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-10858) Volker Mauel discovered that Samba incorrectly handled database output. When used as an…

14 August 2018

USN-3737-1: GDM vulnerability

A use-after-free was discovered in GDM. A local user could exploit this to cause a denial of service, or potentially execute arbitrary code as the administrator.

13 August 2018

USN-3736-1: libarchive vulnerabilities

It was discovered that libarchive incorrectly handled certain archive files. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-10209, CVE-2016-10349, CVE-2016-10350) Agostino Sarubbo discovered that libarchive incorrectly handled certain XAR…

13 August 2018

USN-3732-1: Linux kernel vulnerability

Juha-Matti Tilli discovered that the TCP implementation in the Linux kernel performed algorithmically expensive operations in some situations when handling incoming packets. A remote attacker could use this to cause a denial of service.

6 August 2018

USN-3731-1: LFTP vulnerability

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

6 August 2018

USN-3730-1: LXC vulnerability

Matthias Gerstner discovered that LXC incorrectly handled the lxc-user-nic utility. A local attacker could possibly use this issue to open arbitrary files.

6 August 2018

USN-3728-1: libmspack vulnerabilities

Hanno Böck discovered that libmspack incorrectly handled certain CHM files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-14679, CVE-2018-14680) Jakub Wilk discovered that libmspack incorrectly handled certain KWAJ files. An attacker could possibly use this issue to execute arbitrary…

1 August 2018

USN-3726-1: Django vulnerability

Andreas Hug discovered that Django contained an open redirect in CommonMiddleware. A remote attacker could possibly use this issue to perform phishing attacks.

1 August 2018

USN-3725-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.5.61 in Ubuntu 14.04 LTS. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.23. In addition to security fixes, the updated packages contain bug fixes, new features, and…

30 July 2018

USN-3722-3: ClamAV regression

USN-3722-1 fixed vulnerabilities in ClamAV. The updated ClamAV version removed some configuration options which caused the daemon to fail to start in environments where the ClamAV configuration file was manually edited. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that ClamAV…

26 July 2018

USN-3722-1: ClamAV vulnerabilities

It was discovered that ClamAV incorrectly handled parsing certain HWP files. A remote attacker could use this issue to cause ClamAV to hang, resulting in a denial of service. (CVE-2018-0360) It was discovered that ClamAV incorrectly handled parsing certain PDF files. A remote attacker could use this issue to cause ClamAV to hang, resulting in a…

24 July 2018

USN-3720-1: python-cryptography vulnerability

It was discovered that python-cryptography incorrectly handled certain inputs. An attacker could possibly use this to get access to sensitive information.

23 July 2018

USN-3719-1: Mutt vulnerabilities

It was discovered that Mutt incorrectly handled certain requests. An attacker could possibly use this to execute arbitrary code. (CVE-2018-14350, CVE-2018-14352, CVE-2018-14354, CVE-2018-14359, CVE-2018-14358, CVE-2018-14353 ,CVE-2018-14357) It was discovered that Mutt incorrectly handled certain inputs. An attacker could possibly use this to…

23 July 2018

USN-3718-1: Linux kernel regression

USN-3695-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. Unfortunately, the fix for CVE-2018-1108 introduced a regression where insufficient early entropy prevented services from starting, leading in some situations to a failure to boot, This update addresses the issue. We apologize for the inconvenience. Original advisory…

21 July 2018

USN-3717-1: PolicyKit vulnerabilities

Tavis Ormandy discovered that PolicyKit incorrectly handled certain invalid object paths. A local attacker could possibly use this issue to cause PolicyKit to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2015-3218) It was discovered that PolicyKit incorrectly handled certain duplicate action IDs. A…

16 July 2018

USN-3714-1: 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 CORS restrictions, obtain sensitive information, or execute arbitrary code. (CVE-2018-12359, CVE-2018-12360,…

12 July 2018

USN-3713-1: CUPS vulnerabilities

It was discovered that CUPS incorrectly handled certain print jobs with invalid usernames. A remote attacker could possibly use this issue to cause CUPS to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2017-18248) Dan Bastone discovered that the CUPS dnssd backend…

11 July 2018

USN-3712-1: libpng vulnerabilities

Patrick Keshishian discovered that libpng incorrectly handled certain PNG files. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-10087) Thuan Pham discovered that libpng incorrectly handled certain PNG files. An attacker could possibly use this to cause a…

11 July 2018

USN-3711-1: 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.

11 July 2018

USN-3710-1: curl vulnerability

Peter Wu discovered that curl incorrectly handled certain SMTP buffers. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code.

11 July 2018

USN-3705-2: Firefox regressions

USN-3705-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. 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 website, an attacker could potentially…

10 July 2018

USN-3709-1: Xapian-core vulnerability

It was discovered that Xapian-core incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code.

10 July 2018

USN-3707-1: NTP vulnerabilities

Yihan Lian discovered that NTP incorrectly handled certain malformed mode 6 packets. A remote attacker could possibly use this issue to cause ntpd to crash, resulting in a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2018-7182) Michael Macnair discovered that NTP incorrectly handled certain responses. A…

9 July 2018

USN-3706-1: libjpeg-turbo vulnerabilities

It was discovered that libjpeg-turbo incorrectly handled certain malformed JPEG images. If a user or automated system were tricked into opening a specially crafted JPEG image, a remote attacker could cause libjpeg-turbo to crash, resulting in a denial of service, or possibly execute arbitrary code.

9 July 2018

USN-3705-1: 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, read uninitialized memory, bypass same-origin restrictions, bypass CORS restrictions, bypass CSRF protections, obtain sensitive information, or…

5 July 2018

USN-3704-1: devscripts vulnerability

It was discovered that devscripts incorrectly handled certain YAML files. An attacker could possibly use this to execute arbitrary code.

5 July 2018

USN-3702-2: PHP vulnerability

USN-3702-1 fixed a vulnerability in PHP. PHP 7.2.7 did not actually include the fix for CVE-2018-12882. This update adds a backported patch to correct the issue. We apologize for the inconvenience. Original advisory details: It was discovered that PHP incorrectly handled exif tags in certain images. A remote attacker could use this issue to…

5 July 2018

USN-3703-1: Archive Zip

It was discovered that the Archive Zip module incorrectly handled certain inputs. An attacker could possibly use this to access sensitive information.

4 July 2018

USN-3702-1: PHP vulnerability

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

4 July 2018

USN-3701-1: libsoup vulnerability

It was discovered that libsoup incorrectly handled certain cookie requests. An attacker could possibly use this to cause a denial of service.

3 July 2018

USN-3700-1: Exiv2 vulnerabilities

It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. (CVE-2018-10958, CVE-2018-10998) It was discovered that Exiv2 incorrectly handled certain PNG files. An attacker could possibly use this to access sensitive information. (CVE-2018-10999) It was discovered that Exiv2…

3 July 2018

USN-3699-1: zziplib vulnerabilities

It was discovered that zziplib incorrectly handled certain malformed ZIP files. If a user or automated system were tricked into opening a specially crafted ZIP file, a remote attacker could cause zziplib to crash, resulting in a denial of service, or possibly execute arbitrary code.

3 July 2018

USN-3695-1: Linux kernel vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly initialize the crc32c checksum driver. A local attacker could use this to cause a denial of service (system crash). (CVE-2018-1094) It was discovered that the cdrom driver in the Linux kernel contained an incorrect bounds check. A local attacker could…

2 July 2018

USN-3692-1: OpenSSL vulnerabilities

Keegan Ryan discovered that OpenSSL incorrectly handled ECDSA key generation. An attacker could possibly use this issue to perform a cache-timing attack and recover private ECDSA keys. (CVE-2018-0495) Guido Vranken discovered that OpenSSL incorrectly handled very large prime values during a key agreement. A remote attacker could possibly use…

26 June 2018

USN-3690-1: AMD Microcode update

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provides the microcode updates for AMD 17H…

20 June 2018

USN-3688-1: Spidermonkey vulnerabilities

Multiple memory safety issues were fixed in Spidermonkey. An attacker could potentially exploit these to cause a denial of service, or execute arbitrary code.

19 June 2018

USN-3689-1: Libgcrypt vulnerability

Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel attack. A local attacker could possibly use this attack to recover ECDSA private keys.

19 June 2018

USN-3687-1: 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.

18 June 2018

USN-3678-4: Linux kernel (Raspberry Pi 2) vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service (system crash) when mounted. (CVE-2018-1092) It was discovered that the 802.11 software simulator…

15 June 2018

USN-3686-1: file vulnerabilities

Alexander Cherepanov discovered that file incorrectly handled a large number of notes. An attacker could use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2014-9620) Alexander Cherepanov discovered that file incorrectly handled certain long strings. An attacker could use this issue to cause a denial of…

14 June 2018

USN-3684-1: Perl vulnerability

It was discovered that Perl incorrectly handled certain archive files. An attacker could possibly use this to overwrite arbitrary files.

13 June 2018

USN-3683-1: Bind vulnerability

Andrew Skalski discovered that Bind could incorrectly enable recursion when the "allow-recursion" setting wasn’t specified. This issue could improperly permit recursion to all clients, contrary to expectations.

13 June 2018

USN-3682-1: Firefox vulnerability

A heap buffer overflow was discovered in Skia. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service, or execute arbitrary code.

12 June 2018

USN-3678-3: Linux kernel (Azure) vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service (system crash) when mounted. (CVE-2018-1092) It was discovered that the 802.11 software simulator…

12 June 2018

USN-3681-1: 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.

12 June 2018

USN-3680-1: libvirt vulnerability and update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update allows libvirt to expose new CPU features added by…

12 June 2018

USN-3679-1: QEMU update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update allows QEMU to expose new CPU features added by AMD…

12 June 2018

USN-3678-1: Linux kernel vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 filesystem that caused a denial of service (system crash) when mounted. (CVE-2018-1092) It was discovered that the 802.11 software simulator…

12 June 2018

USN-3675-1: GnuPG vulnerabilities

Marcus Brinkmann discovered that during decryption or verification, GnuPG did not properly filter out terminal sequences when reporting the original filename. An attacker could use this to specially craft a file that would cause an application parsing GnuPG output to incorrectly interpret the status of the cryptographic operation reported by…

11 June 2018

USN-3673-1: Unbound vulnerability

Ralph Dolmans and Karst Koymans discovered that Unbound did not properly handle certain NSEC records. An attacker could use this to to prove the non-existence (NXDOMAIN answer) of an existing wildcard record, or trick Unbound into accepting a NODATA proof.

7 June 2018

USN-3672-1: Liblouis vulnerabilities

Henri Salo discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-11683, CVE-2018-11684, CVE-2018-11685)

6 June 2018

USN-3671-1: Git vulnerabilities

Etienne Stalmans discovered that git did not properly validate git submodules files. A remote attacker could possibly use this to craft a git repo that causes arbitrary code execution when "git clone –recurse-submodules" is used. (CVE-2018-11235) It was discovered that an integer overflow existed in git’s pathname sanity checking code when used…

5 June 2018

USN-3669-1: Liblouis vulnerabilities

It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-11410) It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-11440) It was…

4 June 2018

USN-3665-1: Tomcat vulnerabilities

It was discovered that Tomcat incorrectly handled being configured with HTTP PUTs enabled. A remote attacker could use this issue to upload a JSP file to the server and execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 17.10. (CVE-2017-12616, CVE-2017-12617) It was discovered that Tomcat contained…

30 May 2018

USN-3664-1: Apport vulnerability

Sander Bos discovered that Apport incorrectly handled core dumps when certain files are missing from /proc. A local attacker could possibly use this issue to cause a denial of service, gain root privileges, or escape from containers.

30 May 2018

USN-3663-1: HAProxy vulnerability

It was discovered that HAProxy incorrectly handled certain resquests. An attacker could possibly use this to expose sensitive information.

30 May 2018

USN-3660-1: 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 via application crash, install lightweight themes without user interaction, or execute arbitrary code. (CVE-2018-5150,…

25 May 2018

USN-3659-1: Spice vulnerability

Frediano Ziglio discovered that Spice incorrectly handled certain client messages. An attacker could possibly use this to cause Spice to crash, resulting in a denial of service, or possibly execute arbitrary code.

23 May 2018

USN-3658-1: procps-ng vulnerabilities

It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-1122) It was discovered that the procps-ng ps tool incorrectly handled memory. A local user could possibly use this issue to cause a denial of…

23 May 2018

USN-3652-1: Linux kernel vulnerability

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memory.

22 May 2018

USN-3651-1: QEMU update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update allows QEMU to expose new CPU features added by…

21 May 2018

USN-3650-1: xdg-utils vulnerability

It was discovered that xdg-utils incorrectly handled certain inputs. An attacker could possibly use this to execute arbitrary code.

21 May 2018

USN-3645-2: Firefox regression

USN-3645-1 fixed vulnerabilities in Firefox. The update caused an issue where users experienced long UI pauses in some circumsances. 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…

18 May 2018

USN-3649-1: QEMU vulnerabilities

Cyrille Chatras discovered that QEMU incorrectly handled certain PS2 values during migration. An attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2017-16845) Cyrille Chatras discovered that QEMU incorrectly handled…

16 May 2018

USN-3648-1: curl vulnerabilities

Dario Weisser discovered that curl incorrectly handled long FTP server command replies. If a user or automated system were tricked into connecting to a malicious FTP server, 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 17.10 and…

16 May 2018

USN-3647-1: poppler vulnerabilities

It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this to cause a denial of service. (CVE-2017-18267) It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2018-10768)

15 May 2018

USN-3646-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled opcache access controls when configured to use PHP-FPM. A local user could possibly use this issue to obtain sensitive information from another user’s PHP applications. (CVE-2018-10545) It was discovered that the PHP iconv stream filter incorrect handled certain invalid multibyte sequences. A remote…

14 May 2018

USN-3645-1: 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 via application crash, bypass same-origin restrictions, conduct cross-site scripting (XSS) attacks, install lightweight themes without user interaction,…

11 May 2018

USN-3643-1: Wget vulnerability

It was discovered that Wget incorrectly handled certain inputs. An attacker could possibly use this to inject arbitrary cookie values.

9 May 2018

USN-3642-1: DPDK vulnerability

Maxime Coquelin discovered that DPDK incorrectly handled guest physical ranges. A malicious guest could use this issue to possibly access sensitive information.

9 May 2018

USN-3640-1: WebKitGTK+ vulnerability

Ivan Fratric discovered that WebKitGTK+ incorrectly handled certain web content. If a user were tricked into viewing a malicious website, a remote attacker could possibly exploit this to execute arbitrary code.

8 May 2018

USN-3639-1: LibRaw vulnerabilities

It was discovered that LibRaw incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-10528) It was discovered that LibRaw incorrectly handled certain files. An attacker could possibly use this to obtain sensitive information. (CVE-2018-10529)

8 May 2018

USN-3637-1: WavPack vulnerabilities

Thuan Pham, Marcel Böhme, Andrew Santosa and Alexandru Razvan Caciulescu discovered that WavPack incorrectly handled certain .wav files. An attacker could possibly use this to execute arbitrary code or cause a denial of service. (CVE-2018-10536, CVE-2018-10537) Thuan Pham, Marcel Böhme, Andrew Santosa and Alexandru Razvan Caciulescu discovered…

30 April 2018

USN-3636-1: Ghostscript vulnerabilities

It was discovered that Ghostscript incorrectly handled certain PostScript files. An attacker could possibly use this to cause a denial of server. (CVE-2016-10317) It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could possibly use this to cause a denial of service. (CVE-2018-10194)

30 April 2018

USN-3627-2: Apache HTTP Server vulnerabilities

USN-3627-1 fixed vulnerabilities in Apache HTTP Server. This update provides the corresponding updates for Ubuntu 18.04 LTS. Original advisory details: Alex Nichols and Jakob Hirsch discovered that the Apache HTTP Server mod_authnz_ldap module incorrectly handled missing charset encoding headers. A remote attacker could possibly use this…

30 April 2018

USN-3629-3: MySQL vulnerabilities

USN-3629-1 fixed vulnerabilities in MySQL. This update provides the corresponding updates for Ubuntu 18.04 LTS. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.5.60 in Ubuntu 14.04 LTS. Ubuntu 16.04 LTS, and …

30 April 2018