{"action":"Upgrade linux to 6.12.63-1 or later.","affected":[{"fixed":"6.12.63-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.63-1"],"id":"tcs_01M5NNTG9C1SB8RBS7D6YJ64W6","modified_at":"2026-10-23T18:04:59.534138232Z","published_at":"2025-12-04T16:16:19.790Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40259","https://security-tracker.debian.org/tracker/CVE-2025-40259"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40259#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40259"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Do not sleep in atomic context sg_finish_rem_req() calls blk_rq_unmap_user(). The latter function may sleep. Hence, call s"}