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CVE-2023-6856

CVSS v3.1 8.8 (High)
88% Progress
EPSS 0.54 % (78th)
0.54% Progress
Affected Products 4
Advisories 35
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-787
Out-of-bounds Write
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2023-12-19 14:15:07
(9 months ago)
Updated Date
2024-02-02 02:31:59
(7 months ago)

Affected Products

Debian

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 121.0 version cpe:2.3:a:mozilla:firefox < 121.0
  Mozilla Firefox Esr prior 115.6 version cpe:2.3:a:mozilla:firefox_esr < 115.6
  Mozilla Thunderbird prior 115.6 version cpe:2.3:a:mozilla:thunderbird < 115.6

Configuration #2

    CPE23 From Up To
  Debian Linux 10.0 cpe:2.3:o:debian:debian_linux:10.0
  Debian Linux 11.0 cpe:2.3:o:debian:debian_linux:11.0
  Debian Linux 12.0 cpe:2.3:o:debian:debian_linux:12.0