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CVE-2023-4049

CVE-2023-4049

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.6%
exploitation probability
0.6%top 51% of all CVEs
observed exploitation
nono source reports it
Race conditions in reference counting code were found through code inspection. These could have resulted in potentially exploitable use-after-free vulnerabilities. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
Affected products
Mozilla · FirefoxMozilla · Firefox ESR
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1842658https://lists.debian.org/debian-lts-announce/2023/08/msg00008.htmlhttps://lists.debian.org/debian-lts-announce/2023/08/msg00010.htmlhttps://www.debian.org/security/2023/dsa-5464https://www.debian.org/security/2023/dsa-5469https://www.mozilla.org/security/advisories/mfsa2023-29/https://www.mozilla.org/security/advisories/mfsa2023-30/https://www.mozilla.org/security/advisories/mfsa2023-31/