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USN-5288-1: Expat vulnerabilities

21 February 2022

Several security issues were fixed in Expat.

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Releases

Packages

  • expat - XML parsing C library

Details

It was discovered that Expat incorrectly handled certain files.
An attacker could possibly use this issue to cause a crash or
execute arbitrary code.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 21.10
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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

Related notices

  • USN-5455-1: libxmltok, libxmltok1-dev, libxmltok1