| Package | Affected versions | Patched versions |
|---|---|---|
| x11 | = 6.8 | |
| x server | ≤ 1.16.2.99.901 |
The SProcXFixesSelectSelectionInput function in the XFixes extension in X.Org X Window System (aka X11 or X) X11R6.8.0 and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length value.
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