{"action":"Upgrade heimdal to 7.8.git20221115.a6cf945+dfsg-1 or later.","affected":[{"fixed":"7.8.git20221115.a6cf945+dfsg-1","introduced":"0"}],"component":"heimdal","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["7.8.git20221115.a6cf945+dfsg-1"],"id":"tcs_01M5NG2C3DS82XCWZW0DFWTQA7","modified_at":"2026-10-23T18:04:50.059780248Z","published_at":"2022-12-26T05:15:10.503Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-44758","https://security-tracker.debian.org/tracker/CVE-2021-44758"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-44758","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-44758"}],"summary":"Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID and a nonzero initial_response value to send_accept."}