CVEvulnerability
CVE-2023-6864
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-12-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
Description
Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Affected configurations
• mozilla firefox (< 121.0)
• mozilla firefox esr (< 115.6)
• mozilla thunderbird (< 115.6)
• debian debian linux 10.0
• debian debian linux 11.0
• debian debian linux 12.0
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1736385%2C1810805%2C1846328%2C1856090%2C1858033%2C1858509%2C1862089%2C1862777%2C1864015 Broken Link, Issue Tracking
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-10 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5581 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5582 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-55/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1736385%2C1810805%2C1846328%2C1856090%2C1858033%2C1858509%2C1862089%2C1862777%2C1864015 Broken Link, Issue Tracking
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-10 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5581 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5582 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-55/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory