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CVE-2026-93515medium6.8

.Org Server Present Extension Use-After-Free

Impact

A use-after-free in present_clear_window_notifies() in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.

Source excerpt · suse

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

X.org · xorg-x11-server

Other versions: unaffected

Version / rangeSource status
0 to before 21.1.25affected
suse version evidence

x.org · xwayland

Other versions: unaffected

Version / rangeSource status
0 to before 24.1.14affected
suse version evidence

Original source description

A use-after-free in present_clear_window_notifies() in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.

References