{"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_01M5NTD623P1YQ7B062VWCF1AK","modified_at":"2026-10-01T03:03:47.620502549Z","published_at":"2026-07-19T16:17:49.967Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64091","https://security-tracker.debian.org/tracker/CVE-2026-64091"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64091","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64091"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: fix TOCTOU race for reported vlans The local TT based TVLV is generated by first checking the number of VLANs which"}