{"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:14","exploited":false,"fixed_versions":["6.4.4-1"],"id":"tcs_01M5NJNMM3CDWF5RDNM2W830FH","modified_at":"2026-10-23T18:05:25.850717026Z","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:14/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"}