==========================================================================
Ubuntu Security Notice USN-7078-1
October 22, 2024

firefox vulnerability
==========================================================================

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

- Ubuntu 20.04 LTS

Summary:

Firefox could be made to crash or run programs as your login

Software Description:
- firefox: Mozilla Open Source web browser

Details:

Atte Kettunen discovered that Firefox did not properly validate before
inserting ranges into the selection node cache. An attacker could possibly
use this issue to cause a denial of service or execute arbitrary code.

Update instructions:

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

Ubuntu 20.04 LTS
  firefox                         131.0.3+build1-0ubuntu0.20.04.1

After a standard system update you need to restart Firefox to make all the
necessary changes.

References:
  https://ubuntu.com/security/notices/USN-7078-1
  CVE-2024-9936

Package Information:
  https://launchpad.net/ubuntu/+source/firefox/131.0.3+build1-0ubuntu0.20.04.1