Vulnerability Details : CVE-2022-26486
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.
Vulnerability category: Memory Corruption
CVE-2022-26486
is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Mozilla Firefox Use-After-Free Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Mozilla Firefox contains a use-after-free vulnerability in WebGPU IPC Framework which can be exploited to perform arbitrary code execution.
Added on
2022-03-07
Action due date
2022-03-21
Exploit prediction scoring system (EPSS) score for CVE-2022-26486
Probability of exploitation activity in the next 30 days: 0.29%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 65 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-26486
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
9.6
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
2.8
|
6.0
|
[email protected] |
CWE ids for CVE-2022-26486
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: [email protected] (Primary)
References for CVE-2022-26486
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
Exploit;Issue Tracking;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2022-09/
Exploit;Vendor Advisory
Products affected by CVE-2022-26486
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_focus:*:*:*:*:*:*:*:*