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CVE-2023-6856

UNKNOWN
Published 2023-12-19T13:38:36.493Z
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No CVSS data available

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 < 115.6, Thunderbird < 115.6, and Firefox < 121.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified
Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-9846-hqmr-2486

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-6856
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1843782
WEB https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
WEB https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
WEB https://security.gentoo.org/glsa/202401-10
WEB https://www.debian.org/security/2023/dsa-5581
WEB https://www.debian.org/security/2023/dsa-5582
WEB https://www.mozilla.org/security/advisories/mfsa2023-54
WEB https://www.mozilla.org/security/advisories/mfsa2023-55
WEB https://www.mozilla.org/security/advisories/mfsa2023-56

Advisory provided by GitHub Security Advisory Database. Published: December 19, 2023, Modified: December 22, 2023

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1843782
https://www.mozilla.org/security/advisories/mfsa2023-54/
https://www.mozilla.org/security/advisories/mfsa2023-55/
https://www.mozilla.org/security/advisories/mfsa2023-56/
https://www.debian.org/security/2023/dsa-5581
https://www.debian.org/security/2023/dsa-5582
https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
https://security.gentoo.org/glsa/202401-10
Published: 2023-12-19T13:38:36.493Z
Last Modified: 2025-02-13T17:26:33.802Z
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