DSA 1121-1: New postgrey packages fix denial of service
Posted on: 07/24/2006 08:22 AM

The Debian Security Team published a new security update for Debian GNU/Linux. Here the announcement:

Hash: SHA1

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Debian Security Advisory DSA 1121-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
July 24th, 2006 http://www.debian.org/security/faq
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Package : postgrey
Vulnerability : format string
Problem type : remote
Debian-specific: no
CVE ID : CVE-2005-1127

Peter Bieringer discovered that postgrey, an greylisting
implementation for Postfix, is vulnerable to a format string attack
that allows remote attackers to the daemon.

For the stable distribution (sarge) this problem has been fixed in
version 1.21-1sarge1.

For the stable distribution (sarge) this problem has also been fixed
in version 1.21-1volatile4 in the volatile archive.

For the unstable distribution (sid) this problem has been fixed in
version 1.22-1.

We recommend that you upgrade your postgrey package.

Upgrade Instructions
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wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given at the end of this advisory:

apt-get update
will update the internal database
apt-get upgrade
will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.

Debian GNU/Linux 3.1 alias sarge
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Source archives:

Size/MD5 checksum: 628 2a0d8c903c9f47b374a9fa871056b5df
Size/MD5 checksum: 13354 96eefd0e11745edf1cce5fa833d83396
Size/MD5 checksum: 25934 1274e073be5178445e0892a9dcc6fe98

Architecture independent components:

Size/MD5 checksum: 41526 43de6a5366b7df928212489a84ec127f

These files will probably be moved into the stable distribution on
its next update.

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For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show lt;pkggt;' and http://packages.debian.org/lt;pkggt;

Version: GnuPG v1.4.3 (GNU/Linux)


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