← back
CVE-2023-6862

CVE-2023-6862

3Vexday Risk Score

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

ssvc Trackepss 1.0%
exploitation probability
1.0%top 40% of all CVEs
observed exploitation
nono source reports it
A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.
Affected products
Mozilla · Firefox ESRMozilla · Thunderbird
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1868042https://lists.debian.org/debian-lts-announce/2023/12/msg00020.htmlhttps://lists.debian.org/debian-lts-announce/2023/12/msg00021.htmlhttps://security.gentoo.org/glsa/202401-10https://www.debian.org/security/2023/dsa-5581https://www.debian.org/security/2023/dsa-5582https://www.mozilla.org/security/advisories/mfsa2023-54/https://www.mozilla.org/security/advisories/mfsa2023-55/