CVE-2026-108094 Mutter - Use After Free

Mutter contains a use-after-free vulnerability caused by asynchronous ICC file read handling in the Wayland color-management ICC image-description path, letting local attackers executing malicious Wayland clients cause crashes or arbitrary code execution.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.14% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Use After Free
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
12 October 2026
Updated
15 October 2026
Weakness
CWE-416

Vendor fix

Update to the latest version of Mutter containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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