Displaying 1 result from an estimated 1 matches for "26ef545b3".
2023 Mar 29
0
X.Org Security Advisory: CVE-2023-1393: X.Org Server Overlay Window Use-After-Free
...erver would leave a dangling pointer to that window in the CompScreen
structure, which will trigger a use-after-free later.
Patches
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Patch for this issue have been committed to the xorg server git repository.
xorg-server 21.1.8 will be released shortly and will include this patch.
- commit 26ef545b3 - composite: Fix use-after-free of the COW
(https://gitlab.freedesktop.org/xorg/xserver/-/commit/26ef545b3)
ZDI-CAN-19866/CVE-2023-1393
If a client explicitly destroys the compositor overlay window (aka COW),
we would leave a dangling pointer to that window in the CompScreen
structure, which w...