Ubuntu: (Multiple Advisories) (CVE-2024-7524): Firefox vulnerabilities

Ubuntu: (Multiple Advisories) (CVE-2024-7524): Firefox vulnerabilities

Severity

6

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:N)

Published

08/06/2024

Created

08/20/2024

Added

08/20/2024

Modified

01/30/2025

Description

Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection.On a site protected by Content Security Policy in "strict-dynamic" mode, an attacker able to inject an HTML element could have used a DOM Clobbering attack on some of the shims and achieved XSS, bypassing the CSP strict-dynamic protection. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, and Firefox ESR < 128.1.

Solution(s)

• ubuntu-upgrade-firefox

References

• https://attackerkb.com/topics/cve-2024-7524
• CVE - 2024-7524
• USN-6966-1
• USN-6966-2