{"action":"Upgrade xorg-server to 2:21.1.23-1 or later.","affected":[{"fixed":"2:21.1.23-1","introduced":"0"}],"component":"xorg-server","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2:21.1.23-1"],"id":"tcs_01M5NSPSDHRHR0WM46181EFNKH","modified_at":"2026-10-01T03:03:16.740506101Z","published_at":"2026-06-05T12:16:40.080Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-50264","https://security-tracker.debian.org/tracker/CVE-2026-50264"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-50264#Debian:14/xorg-server","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-50264"}],"summary":"An out-of-bounds write flaw was found in the X.Org X server and Xwayland in DRIGetBuffers/DRIGetBuffersWithFormat. A client that requests multiple DRI2BufferBackLeft attachments and one DRI2BufferFron"}