{"action":"Upgrade xorg-server to 21.1.22-r0 or later.","affected":[{"fixed":"21.1.22-r0","introduced":"0"}],"component":"xorg-server","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["21.1.22-r0"],"id":"tcs_01M6H2WN8CWHBP2WN3EH2M6HK3","modified_at":"2026-11-03T06:32:55.190217543Z","published_at":"2026-04-23T16:16:24.777Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-34001","https://security.alpinelinux.org/vuln/CVE-2026-34001"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-34001#Alpine:v3.24/xorg-server","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-34001"}],"summary":"A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence() function. An attacker with access to"}