{"action":"Upgrade screen to 4.9.0-r3 or later.","affected":[{"fixed":"4.9.0-r3","introduced":"0"}],"component":"screen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.18","exploited":false,"fixed_versions":["4.9.0-r3"],"id":"tcs_01M5NEKTAWF4SSKKTN33VP2T8P","modified_at":"2026-10-26T17:17:58.612427253Z","published_at":"2023-04-08T05:15:07.063Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2023-24626","https://security.alpinelinux.org/vuln/CVE-2023-24626"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2023-24626#Alpine:v3.18/screen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2023-24626"}],"summary":"socket.c in GNU Screen through 4.9.0, when installed setuid or setgid (the default on platforms such as Arch Linux and FreeBSD), allows local users to send a privileged SIGHUP signal to any PID, causi"}