CVE-2022-26486

Mozilla Firefox Use-After-Free Vulnerability

Severity Score

9.6

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

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.

Un mensaje inesperado en el framework IPC de WebGPU podría provocar un escape de la sandbox explotable y de use-after-free. Hemos recibido informes de ataques en la naturaleza que abusan de esta falla. Esta vulnerabilidad afecta a Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox para Android < 97.3.0, Thunderbird < 91.6.2 y Focus < 97.3.0.

An unexpected message in the WebGPU IPC framework could lead to an exploitable sandbox escape and a use-after-free issue. An attacker with enough privileges could exploit this flaw leading to a complete system compromise

Mozilla Firefox contains a use-after-free vulnerability in WebGPU IPC Framework which can be exploited to perform arbitrary code execution.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-03-04 CVE Reserved
2022-03-07 CVE Published
2022-03-07 Exploited in Wild
2022-03-21 KEV Due Date
2024-07-14 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.mozilla.org/show_bug.cgi?id=1758070	2024-08-03
https://www.mozilla.org/security/advisories/mfsa2022-09	2024-08-03

URL	Date	SRC

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-26486	2022-03-14
https://bugzilla.redhat.com/show_bug.cgi?id=2061735	2022-03-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 97.0.2 Search vendor "Mozilla" for product "Firefox" and version " < 97.0.2"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 97.3.0 Search vendor "Mozilla" for product "Firefox" and version " < 97.3.0"		android		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 91.6.1 Search vendor "Mozilla" for product "Firefox Esr" and version " < 91.6.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Focus Search vendor "Mozilla" for product "Firefox Focus"				< 97.3.0 Search vendor "Mozilla" for product "Firefox Focus" and version " < 97.3.0"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 91.6.2 Search vendor "Mozilla" for product "Thunderbird" and version " < 91.6.2"		-		Affected