A dovecot security update has been released for Debian

- -------------------------------------------------------------------------
Debian Security Advisory DSA-2252-1 security@debian.org
http://www.debian.org/security/ Moritz Muehlenhoff
June 02, 2011 http://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : dovecot
Vulnerability : programming error
Problem type : remote
Debian-specific: no
CVE ID : CVE-2011-1929
Debian Bug : 627443

It was discovered that the message header parser in the Dovecot mail
server parsed NUL characters incorrectly, which could lead to denial
of service through malformed mail headers.


The oldstable distribution (lenny) is not affected.

For the stable distribution (squeeze), this problem has been fixed in
version 1.2.15-7.

For the unstable distribution (sid), this problem has been fixed in
version 2.0.13-1.

We recommend that you upgrade your dovecot packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/