Use After Free Affecting firefox package, versions <125.0.2+build1-0ubuntu0.20.04.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published19 Apr 2024
- disclosed16 Apr 2024
Introduced: 16 Apr 2024
CVE-2024-3853 (opens in a new tab)How to fix?
Upgrade Ubuntu:20.04 firefox to version 125.0.2+build1-0ubuntu0.20.04.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Ubuntu.
See How to fix? for Ubuntu:20.04 relevant fixed versions and status.
A use-after-free could result if a JavaScript realm was in the process of being initialized when a garbage collection started. This vulnerability affects Firefox < 125.