{"action":"Upgrade linux-6.12 to 6.12.107-1~deb12u1 or later.","affected":[{"fixed":"6.12.107-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.107-1~deb12u1"],"id":"tcs_01M5NV7XSP9KDYENSN1DFEGP7A","modified_at":"2026-10-23T18:05:02.333535213Z","published_at":"2026-08-15T13:17:52.820Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-74480","https://security-tracker.debian.org/tracker/CVE-2026-74480"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-74480#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-74480"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: net: bridge: stop fast-leave after deleting a port group br_multicast_leave_group() iterates mp->ports with pp = &p->next in its fas"}