REDHAT-BUG-2570876: Use After Free
Published Nov 10, 2026
·Updated
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, and Thunderbird 160.
Affected Software
0 affected components
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Firefoxto a version that resolves this vulnerability.Fixed in 160 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 153.7 - Upgrade
Upgrade
Thunderbirdto a version that resolves this vulnerability.Fixed in 160
Event History
Nov 10, 2026
Data Sourced
via Red Hat·08:28 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which product releases include the fix?
The issue was fixed in Firefox 160, Firefox ESR 153.7, and Thunderbird 160.
2
Where can I find the related Red Hat remediation information?
The provided references point to RHSA-2026:99110, RHSA-2026:99111, and RHSA-2026:99112.