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Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in syncchangecounter()

🗓️ 09 Jun 2026 08:01:59Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 3 Views

Use-after-free in the Sync Change Counter function of the X Window System server for Wayland.

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11 Jun 2026 08:39Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.8
EPSS0.00012
SSVC
3