{"action":"Upgrade linux to 6.12.113-1 or later.","affected":[{"fixed":"6.12.113-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.113-1"],"id":"tcs_01M5NXE89NK82NB9H6C5YHY18D","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:13/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"}