{"action":"Upgrade linux to 6.1.176-1 or later.","affected":[{"fixed":"6.1.176-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.176-1"],"id":"tcs_01M5NTBMNCZSSYC8EFP78XRTM3","modified_at":"2026-10-23T18:05:39.955391455Z","published_at":"2026-07-19T16:17:10.300Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-63921","https://security-tracker.debian.org/tracker/CVE-2026-63921"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-63921","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-63921"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6_tnl.net in vti6_siocdevprivate(). After patch 1/2 in this series, vti6_update() unlinks and relinks the tunnel thr"}