USN-3258-1: Dovecot vulnerability
10 April 2017
Dovecot could be made to crash if it received specially crafted input.
Releases
Packages
- dovecot - IMAP and POP3 email server
Details
It was discovered that Dovecot incorrectly handled some usernames. An attacker
could possibly use this issue to cause Dovecot to hang or crash, resulting in a
denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.10
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-3258-2: mail-stack-delivery, dovecot-ldap, dovecot-dev, dovecot-lmtpd, dovecot-sieve, dovecot, dovecot-core, dovecot-lucene, dovecot-pop3d, dovecot-sqlite, dovecot-mysql, dovecot-solr, dovecot-gssapi, dovecot-managesieved, dovecot-imapd, dovecot-pgsql