{"action":"Upgrade linux to 6.1.177-1 or later.","affected":[{"fixed":"6.1.177-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.177-1"],"id":"tcs_01M5NSX22HJCNJ8PXGV14JFE69","modified_at":"2026-10-01T03:02:41.329474863Z","published_at":"2026-07-19T12:16:50Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-53390","https://security-tracker.debian.org/tracker/CVE-2026-53390"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-53390","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-53390"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds read in smb_check_perm_dacl() The permission-check ACE walk in smb_check_perm_dacl() validates the ACE head"}