Vulnerability Monitor

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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.

Published

2023-12-19T14:15:07.313

Last Modified

2024-11-21T08:44:41.670

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 121.0	Yes
Application	mozilla	firefox_esr	< 115.6	Yes
Application	mozilla	thunderbird	< 115.6	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	debian	debian_linux	11.0	Yes
Operating System	debian	debian_linux	12.0	Yes

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1843782 Issue Tracking, Permissions Required ([email protected])
https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html Mailing List, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202401-10 Third Party Advisory ([email protected])
https://www.debian.org/security/2023/dsa-5581 Third Party Advisory ([email protected])
https://www.debian.org/security/2023/dsa-5582 Third Party Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2023-55/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1843782 Issue Tracking, Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202401-10 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2023/dsa-5581 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2023/dsa-5582 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2023-55/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)