{"action":"Upgrade linux to 6.1.190-1 or later.","affected":[{"fixed":"6.1.190-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.190-1"],"id":"tcs_01M5NWD7EM9BV3361Y2YF8DT2S","modified_at":"2026-10-23T17:47:51.241781517Z","published_at":"2026-09-16T11:17:09.403Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89984","https://security-tracker.debian.org/tracker/CVE-2026-89984"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89984","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89984"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Fix kernel address leakages in LBR stack Before Arch LBR gained CPL filtering support, a user-only branch stack coul"}