USN-6028-1: libxml2 vulnerabilities

Publication date

19 April 2023

Overview

Several security issues were fixed in libxml2.


Packages

Details

It was discovered that lixml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2023-28484)

It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash.
(CVE-2023-29469)

It was discovered that lixml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2023-28484)

It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash.
(CVE-2023-29469)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
22.10 kinetic libxml2 –  2.9.14+dfsg-1ubuntu0.2
libxml2-utils –  2.9.14+dfsg-1ubuntu0.2
22.04 jammy libxml2 –  2.9.13+dfsg-1ubuntu0.3
libxml2-utils –  2.9.13+dfsg-1ubuntu0.3
20.04 focal libxml2-utils –  2.9.10+dfsg-5ubuntu0.20.04.6
libxml2 –  2.9.10+dfsg-5ubuntu0.20.04.6
18.04 bionic libxml2-utils –  2.9.4+dfsg1-6.1ubuntu1.9
libxml2 –  2.9.4+dfsg1-6.1ubuntu1.9
16.04 xenial libxml2 –  2.9.3+dfsg1-1ubuntu0.7+esm5  
libxml2-utils –  2.9.3+dfsg1-1ubuntu0.7+esm5  
14.04 trusty libxml2 –  2.9.1+dfsg1-3ubuntu4.13+esm5  
libxml2-utils –  2.9.1+dfsg1-3ubuntu4.13+esm5  

Reduce your security exposure

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