Vulnerability Description
In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a potentially exploitable crash which could have led to a sandbox escape. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 116.0 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1843038Issue TrackingPermissions Required
- https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html
- https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html
- https://www.debian.org/security/2023/dsa-5464Third Party Advisory
- https://www.debian.org/security/2023/dsa-5469Third 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/show_bug.cgi?id=1843038Issue TrackingPermissions Required
- https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html
- https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html
- https://www.debian.org/security/2023/dsa-5464Third Party Advisory
- https://www.debian.org/security/2023/dsa-5469Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-30/Vendor Advisory
FAQ
What is CVE-2023-4050?
CVE-2023-4050 is a vulnerability with a CVSS score of 7.5 (HIGH). In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a potentially exploitable crash which could have led to a sandbox escape. This vulnera...
How severe is CVE-2023-4050?
CVE-2023-4050 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-4050?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Debian Debian Linux.