CVE-2023-5171
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-5171
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-5171.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2023-5171
- Downstream
- Related
- Published
- 2023-09-27T15:19:42Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NUL bytes, and cause a potentially exploitable crash. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
- References
-
- https://lists.debian.org/debian-lts-announce/2023/09/msg00034.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD/
- https://www.debian.org/security/2023/dsa-5506
- https://www.debian.org/security/2023/dsa-5513
- https://www.mozilla.org/security/advisories/mfsa2023-41/
- https://www.mozilla.org/security/advisories/mfsa2023-42/
- https://www.mozilla.org/security/advisories/mfsa2023-43/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1851599