{"action":"Upgrade grub2 to 2.06-3 or later.","affected":[{"fixed":"2.06-3","introduced":"0"}],"component":"grub2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.06-3"],"id":"tcs_01M5NGNCDFPVGNGVG9KNE0VH9A","modified_at":"2026-10-15T08:02:36.933005460Z","published_at":"2023-07-20T01:15:10.400Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-28736","https://security-tracker.debian.org/tracker/CVE-2022-28736"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-28736#Debian:13/grub2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-28736"}],"summary":"There's a use-after-free vulnerability in grub_cmd_chainloader() function; The chainloader command is used to boot up operating systems that doesn't support multiboot and do not have direct support fr"}