Out-of-bounds Write Affecting thunderbird package, versions <1:115.6.0-1~deb12u1
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Test your applications- Snyk ID SNYK-DEBIAN12-THUNDERBIRD-6132095
- published 20 Dec 2023
- disclosed 19 Dec 2023
Introduced: 19 Dec 2023
CVE-2023-6856 Open this link in a new tabHow to fix?
Upgrade Debian:12 thunderbird to version 1:115.6.0-1~deb12u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
The WebGL DrawElementsInstanced method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
References
- https://security-tracker.debian.org/tracker/CVE-2023-6856
- https://bugzilla.mozilla.org/show_bug.cgi?id=1843782
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
- https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
- https://security.gentoo.org/glsa/202401-10
- https://www.debian.org/security/2023/dsa-5581
- https://www.debian.org/security/2023/dsa-5582
- https://www.mozilla.org/security/advisories/mfsa2023-54/
- https://www.mozilla.org/security/advisories/mfsa2023-55/
- https://www.mozilla.org/security/advisories/mfsa2023-56/