CVE-2021-3671

Description

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 server.

References

https://www.debian.org/security/2022/dsa-5287

https://security.netapp.com/advisory/ntap-20230216-0008/

https://security.netapp.com/advisory/ntap-20221215-0002/

https://lists.debian.org/debian-lts-announce/2022/11/msg00034.html

https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a

https://bugzilla.samba.org/show_bug.cgi?id=14770%2C

https://bugzilla.redhat.com/show_bug.cgi?id=2013080%2C

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3