{"action":"Upgrade linux-6.12 to 6.12.111-1~deb12u1 or later.","affected":[{"fixed":"6.12.111-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.111-1~deb12u1"],"id":"tcs_01M5NVV9WVTC45N25DGQZTEZQ2","modified_at":"2026-10-23T17:47:51.494521749Z","published_at":"2026-09-11T20:19:03.887Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-80976","https://security-tracker.debian.org/tracker/CVE-2026-80976"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-80976#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-80976"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: seg6: reset IP6CB after IPv6 decapsulation decap_and_validate() pulls the outer SRv6 headers and makes the inner packet the skb netw"}