CVE-2026-93524

CVSS 6.9 (medium) · published 2026-10-28

A buffer overread in CheckKeySyms() in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to leak small amounts of information from X server memory or potentially crash the X server.

Weakness: CWE-126

Source: NVD CVE-2026-93524

References

• https://gitlab.freedesktop.org/xorg/xserver/-/commit/cea71d0273e4d5092aa9c6a8a770734c8935c02e

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