{"id":"CVE-2026-93521","published":"2026-10-28T16:17:10.060","lastModified":"2026-10-28T16:17:10.060","description":"A buffer overflow in RandR\nChangeProviderProperty requests in X.Org X Server before 2.1.25 and XWayland before 24.4.14 could be used by authenticated X clients to crash or execute code within the X server context.","cvssScore":7.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/5dc9efd5a199717b53f70b9c6cd336a522370e46","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}