RLSA-2026:99130: Important: mutter security update
Mutter is a compositing window manager that displays and manages desktop through OpenGL. It combines the window-management logic inherited from the Metacity window manager with a display engine that uses the Clutter toolkit.
Security Fix(es):
mutter: mutter: client-triggered use-after-free in Wayland color-management ICC image description path (CVE-2026-108094)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
rocky-linux/mutter-develto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1 - Upgrade
Upgrade
rocky-linux/mutter-debugsourceto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1 - Upgrade
Upgrade
rocky-linux/mutter-devel-debuginfoto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1 - Upgrade
Upgrade
rocky-linux/mutter-debuginfoto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1 - Upgrade
Upgrade
rocky-linux/mutterto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1 - Upgrade
Upgrade
rocky-linux/mutter-commonto a version that resolves this vulnerability.Fixed in 0:49.4-6.el10_3.1
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The CVSS vector indicates local access and low privileges are required. No user interaction is required, and the attack complexity is rated low.
What could happen if exploitation succeeds?
The issue is rated high severity with high impacts to confidentiality, integrity, and availability. Successful exploitation could therefore expose data, alter data, or disrupt the affected system.
Which deployments should be prioritized for review?
Prioritize systems running Mutter where the Wayland color-management ICC image-description path is available. The provided data does not state whether this path is enabled or reachable in a default configuration.