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)
MozillaFirefox Version < 121.0
MozillaFirefox ESR Version < 115.6
MozillaThunderbird Version < 115.6
DebianDebian Linux Version10.0
DebianDebian Linux Version11.0
DebianDebian Linux Version12.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 10.47% 0.929
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 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.