{"action":"Upgrade linux to 6.1.164-1 or later.","affected":[{"fixed":"6.1.164-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.164-1"],"id":"tcs_01M5NR3934EWH6RB6RKWHN1TR7","modified_at":"2026-10-01T03:02:59.680011458Z","published_at":"2026-04-01T09:16:16.327Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-23406","https://security-tracker.debian.org/tracker/CVE-2026-23406"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-23406","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-23406"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: apparmor: fix side-effect bug in match_char() macro usage The match_char() macro evaluates its character parameter multiple times wh"}