Ubuntu Security Notices
USN-7078-1

USN-7078-1: Firefox vulnerability

Publication date

22 October 2024

Overview

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

Releases

20.04 LTS

Packages

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

After a standard system update you need to restart Firefox to 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	firefox – 131.0.3+build1-0ubuntu0.20.04.1

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References

CVE-2024-9936

CVE-2024-9936