{"action":"Upgrade linux to 7.2.9-1 or later.","affected":[{"fixed":"7.2.9-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["7.2.9-1"],"id":"tcs_01M5NXE8DM316NZDZA4HEMB9SM","modified_at":"2026-10-25T10:00:14.225277500Z","published_at":"2026-10-18T16:17:07.030Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-98550","https://security-tracker.debian.org/tracker/CVE-2026-98550"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-98550#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-98550"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: tipc: reject invalid and unexpected GRP_ACK_MSG to prevent bc_ackers underflow Commit 48a5fe38772b (\"tipc: fix bc_ackers underflow o"}