Debian/xwayland: high 7.8
A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: DEBIAN-CVE-2026-33999#Debian:12/xwayland
- https://security-tracker.debian.org/tracker/CVE-2026-33999
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