{"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_01M5NTG7GDMW2AW6BNWG8PSTG1","modified_at":"2026-10-23T18:05:40.790136213Z","published_at":"2026-07-25T10:17:22.227Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64389","https://security-tracker.debian.org/tracker/CVE-2026-64389"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64389","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64389"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate NTLMv2 response before updating session key ksmbd_auth_ntlmv2() derives the NTLMv2 session key into sess->sess_key b"}