CVE-2022-26486

critical

Description

An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1758070

https://www.mozilla.org/security/advisories/mfsa2022-09/

Details

Source: MITRE

Published: 2022-12-22

Updated: 2022-12-30

Type: CWE-416

CVSS v3

Base Score: 9.6

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

Impact Score: 6

Exploitability Score: 2.8

Severity: CRITICAL