{"action":"Upgrade xorg-server to 2:1.11.1.901-2 or later.","affected":[{"fixed":"2:1.11.1.901-2","introduced":"0"}],"component":"xorg-server","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2:1.11.1.901-2"],"id":"tcs_01M5N9W9TJS58EDV6X9HFKEZ3Q","modified_at":"2026-10-23T17:47:51.500330266Z","published_at":"2012-07-03T19:55:01.757Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4028","https://security-tracker.debian.org/tracker/CVE-2011-4028"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4028","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4028"}],"summary":"The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled di"}