{"action":"Upgrade linux-6.12 to 6.12.100-1~deb12u1 or later.","affected":[{"fixed":"6.12.100-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.100-1~deb12u1"],"id":"tcs_01M5NTJCCB80CHMGPZ02BFT8Z9","modified_at":"2026-10-23T18:05:41.331591558Z","published_at":"2026-07-29T09:16:30.153Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64556","https://security-tracker.debian.org/tracker/CVE-2026-64556"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64556#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64556"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: perf/core: Detach event groups during remove_on_exec perf_event_remove_on_exec() removes events by calling perf_event_exit_event()."}