8.8

CVE-2023-6856

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 121.0
Mozilla ≫ Firefox ESR Version < 115.6
Mozilla ≫ Thunderbird Version < 115.6
Debian ≫ Debian Linux Version 10.0
Debian ≫ Debian Linux Version 11.0
Debian ≫ Debian Linux Version 12.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 20.47% 0.972
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://security.gentoo.org/glsa/202401-10
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
Third Party Advisory
Mailing List
https://www.debian.org/security/2023/dsa-5582
Third Party 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/show_bug.cgi?id=1843782
Issue Tracking
Permissions Required
https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
Third Party Advisory
Mailing List
https://www.debian.org/security/2023/dsa-5581
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2023-54/
Vendor Advisory