{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NTDKXAYK5AQGKADNQZXF2P","modified_at":"2026-10-31T10:01:39.068348151Z","published_at":"2026-07-19T16:17:55.680Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64138","https://security-tracker.debian.org/tracker/CVE-2026-64138"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64138","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64138"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate SID in parent security descriptor during ACL inheritance Introduce smb_validate_ntsd_sid() helper to safely validate"}