CVEvulnerability
CVE-2023-4056
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2023-08-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
Description
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13, Thunderbird 115.0, and Thunderbird 102.13. 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 < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
Affected configurations
• mozilla firefox (< 116.0)
• mozilla firefox (>= 102.0 < 102.14)
• mozilla firefox (>= 115.0 < 115.1)
• 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=1820587%2C1824634%2C1839235%2C1842325%2C1843847 Broken Link, Issue Tracking
- https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5464 Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5469 Mailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-29/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-30/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-31/ Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1820587%2C1824634%2C1839235%2C1842325%2C1843847 Broken Link, Issue Tracking
- https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5464 Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5469 Mailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-29/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-30/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-31/ Vendor Advisory