{"action":"Upgrade linux-6.12 to 6.12.107-1~deb12u1 or later.","affected":[{"fixed":"6.12.107-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.107-1~deb12u1"],"id":"tcs_01M5NNRJJPRGHVRHTZFRMF4XFX","modified_at":"2026-10-23T18:03:45.754789032Z","published_at":"2025-10-28T12:15:39.640Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40054","https://security-tracker.debian.org/tracker/CVE-2025-40054"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40054#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40054"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fs_merge_page_bio() As JY reported in bugzilla [1], Unable to handle kernel NULL pointer dereference at vir"}