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USN-5324-1: libxml2 vulnerability

14 March 2022

libxml2 could be made to crash or run programs if it opened a specially crafted file.

Releases

Packages

Details

It was discovered that libxml2 incorrectly handled certain XML files. An
attacker could use this issue to cause libxml2 to crash, resulting in a
denial of service, or possibly execute arbitrary code.

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

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

References

Related notices

  • USN-5422-1: libxml2-doc, libxml2-dev, python3-libxml2, libxml2-utils, python-libxml2, libxml2