{"action":"Upgrade xwayland to 2:23.2.4-1 or later.","affected":[{"fixed":"2:23.2.4-1","introduced":"0"}],"component":"xwayland","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2:23.2.4-1"],"id":"tcs_01M5NK3XGQA1SFABYJD4JEBVAP","modified_at":"2026-09-15T09:03:01.141073612Z","published_at":"2024-02-28T13:15:08.197Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2024-21885","https://security-tracker.debian.org/tracker/CVE-2024-21885"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2024-21885#Debian:13/xwayland","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2024-21885"}],"summary":"A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct."}