{"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_01M5NTD53TTEQ48P4RTJVHMC2K","modified_at":"2026-10-01T03:03:19.629619022Z","published_at":"2026-07-19T16:17:49.697Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64089","https://security-tracker.debian.org/tracker/CVE-2026-64089"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64089","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64089"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: fix negative last_changeset_len batadv_piv_tt::last_changeset_len len was declared as s16, but the field is never in"}