{"action":"Upgrade linux to 6.4.4-1 or later.","affected":[{"fixed":"6.4.4-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.4.4-1"],"id":"tcs_01M5NJNMH1AEJHB3N4EKMH6HAJ","modified_at":"2026-10-26T18:02:52.461456290Z","published_at":"2025-09-15T15:15:53.430Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53260","https://security-tracker.debian.org/tracker/CVE-2023-53260"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53260#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53260"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovl_permission() Following process: P1 P2 path_lookupat link_path_walk inode_permission ovl_per"}