{"action":"Upgrade linux-6.12 to 6.12.111-1~deb12u1 or later.","affected":[{"fixed":"6.12.111-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.111-1~deb12u1"],"id":"tcs_01M5NWABW0ZN1FG0N11V90H4D0","modified_at":"2026-10-23T18:05:47.892343210Z","published_at":"2026-09-11T20:20:05.517Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89747","https://security-tracker.debian.org/tracker/CVE-2026-89747"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89747#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89747"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in trace_pipe read on sub-buffer order change Writing to buffer_subbuf_size_kb calls ring_buffer_subbuf_"}