==========================================================================
Ubuntu Security Notice USN-6694-1
March 14, 2024

expat vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.10
- Ubuntu 22.04 LTS

Summary:

Expat could be made to crash if it received specially crafted
input.

Software Description:
- expat: XML parsing C library

Details:

It was discovered that Expat could be made to consume large amounts of
resources. If a user or automated system were tricked into processing
specially crafted input, an attacker could possibly use this issue to cause
a denial of service. (CVE-2023-52425, CVE-2024-28757)

Update instructions:

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

Ubuntu 23.10:
   expat                           2.5.0-2ubuntu0.1
   libexpat1                       2.5.0-2ubuntu0.1

Ubuntu 22.04 LTS:
   expat                           2.4.7-1ubuntu0.3
   libexpat1                       2.4.7-1ubuntu0.3

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

References:
   https://ubuntu.com/security/notices/USN-6694-1
   CVE-2023-52425, CVE-2024-28757

Package Information:
   https://launchpad.net/ubuntu/+source/expat/2.5.0-2ubuntu0.1
   https://launchpad.net/ubuntu/+source/expat/2.4.7-1ubuntu0.3