{"action":"Upgrade xorg-server to 2:21.1.16-1.2 or later.","affected":[{"fixed":"2:21.1.16-1.2","introduced":"0"}],"component":"xorg-server","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2:21.1.16-1.2"],"id":"tcs_01M5NNZ8EF6DYNBP52V1EXEVQ1","modified_at":"2026-09-01T20:05:53.506373964Z","published_at":"2025-06-17T15:15:45.650Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-49177","https://security-tracker.debian.org/tracker/CVE-2025-49177"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-49177#Debian:14/xorg-server","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-49177"}],"summary":"A flaw was found in the XFIXES extension. The XFixesSetClientDisconnectMode handler does not validate the request length, allowing a client to read unintended memory from previous requests."}