REDHAT-BUG-2479849: High severity Mozilla Firefox vulnerability
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, and Firefox ESR 140.11.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Firefoxto a version that resolves this vulnerability.Fixed in 151 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 115.36 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 140.11
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-2479849?
The severity of REDHAT-BUG-2479849 is classified as high with a score of 7.
How do I fix REDHAT-BUG-2479849?
To fix REDHAT-BUG-2479849, update to Firefox version 151 or later, or to Firefox ESR version 115.36 or 140.11.
What components are affected by REDHAT-BUG-2479849?
The vulnerability in REDHAT-BUG-2479849 affects the Audio/Video: Web Codecs component.
When was REDHAT-BUG-2479849 published?
REDHAT-BUG-2479849 was published on May 19, 2026.
Is REDHAT-BUG-2479849 fixed in previous versions of Firefox?
No, REDHAT-BUG-2479849 is fixed only in Firefox 151 and the specified Firefox ESR versions.