{"action":"Upgrade linux to 6.3.7-1 or later.","affected":[{"fixed":"6.3.7-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.3.7-1"],"id":"tcs_01M5NHVTZC0HNTWADJ10788YS6","modified_at":"2026-10-23T18:04:33.085769772Z","published_at":"2023-08-14T21:15:11.893Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-21264","https://security-tracker.debian.org/tracker/CVE-2023-21264"],"severity":{"label":"medium","score":6.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-21264#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-21264"}],"summary":"In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with Syste"}