1. Ubuntu Security Notices
  2. USN-5548-1

USN-5548-1: libxml2 vulnerability

Publication date

4 August 2022

Overview

libxml2 could be made to execute arbitrary code if it received a specially crafted file.

Releases

Packages

Details

It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to execute arbitrary code.

It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to execute arbitrary code.

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
20.04 focal libxml2-utils –  2.9.10+dfsg-5ubuntu0.20.04.4
libxml2 –  2.9.10+dfsg-5ubuntu0.20.04.4
18.04 bionic libxml2-utils –  2.9.4+dfsg1-6.1ubuntu1.7
libxml2 –  2.9.4+dfsg1-6.1ubuntu1.7
16.04 xenial libxml2 –  2.9.3+dfsg1-1ubuntu0.7+esm3  
libxml2-utils –  2.9.3+dfsg1-1ubuntu0.7+esm3  

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References

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