{"action":"Upgrade samba to 2:4.13.13+dfsg-1 or later.","affected":[{"fixed":"2:4.13.13+dfsg-1","introduced":"0"}],"component":"samba","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2:4.13.13+dfsg-1"],"id":"tcs_01M5NFTR0M3W1PMS3XG7YN01Q2","modified_at":"2026-10-23T18:03:29.972212636Z","published_at":"2021-10-12T18:15:08.357Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3671","https://security-tracker.debian.org/tracker/CVE-2021-3671"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3671#Debian:12/samba","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3671"}],"summary":"A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba"}