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CVE-2023-6859

CVE-2023-6859

3Vexday Risk Score

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

ssvc Trackepss 1.1%
exploitation probability
1.1%top 36% of all CVEs
observed exploitation
nono source reports it
A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Affected products
Mozilla · FirefoxMozilla · Firefox ESRMozilla · Thunderbird
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1840144https://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/https://www.mozilla.org/security/advisories/mfsa2023-56/