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The vulnerability of the XkbAddGeomKeyAlias() function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, allows a malicious actor to induce a service failure.

🗓️ 27 Apr 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

A vulnerability in XkbAddGeomKeyAlias of the X keyboard component in Wayland protocol and Xorg server allows reading beyond the buffer and can cause a service failure.

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19 Jun 2026 00:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS 26.8
CVSS 37.8
EPSS0.00489
1