{"action":"Upgrade linux to 6.12.57-1 or later.","affected":[{"fixed":"6.12.57-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.57-1"],"id":"tcs_01M5NNREB5A4DJZ72DFPA01014","modified_at":"2026-10-23T18:04:35.854116148Z","published_at":"2025-10-28T12:15:37.967Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40040","https://security-tracker.debian.org/tracker/CVE-2025-40040"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40040#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40040"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksm_madvise syzkaller discovered the following crash: (kernel BUG) [ 44.607039] ------------["}