vulnerability
MFSA2023-56 Firefox: Security Vulnerabilities fixed in Firefox 121 (CVE-2023-6856)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | 2023-12-19 | 2023-12-20 | 2025-01-28 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
2023-12-19
Added
2023-12-20
Modified
2025-01-28
Description
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
Solution
mozilla-firefox-upgrade-121_0
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