Description
In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://dovecot.org/security ↗
- https://www.openwall.com/lists/oss-security/2020/05/18/1 ↗
- http://www.openwall.com/lists/oss-security/2020/05/18/1 ↗
- https://usn.ubuntu.com/4361-1/ ↗
- http://seclists.org/fulldisclosure/2020/May/37 ↗
- http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html ↗
- https://www.debian.org/security/2020/dsa-4690 ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/ ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/ ↗