{"action":"Upgrade linux to 6.12.43-1 or later.","affected":[{"fixed":"6.12.43-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.43-1"],"id":"tcs_01M5NNP7EHV5BKD7RX01F5FA4R","modified_at":"2026-10-23T18:04:34.592977258Z","published_at":"2025-09-12T16:15:33.850Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-39795","https://security-tracker.debian.org/tracker/CVE-2025-39795"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-39795#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-39795"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: block: avoid possible overflow for chunk_sectors check in blk_stack_limits() In blk_stack_limits(), we check that the t->chunk_secto"}