DSA 750-1: New dhcpcd packages fix denial of service
Posted on: 07/11/2005 07:10 AM
New dhcpcd packages are avaialble for Debian GNU/Linux
--------------------------------------------------------------------------- Debian Security Advisory DSA 750-1 security@debian.org http://www.debian.org/security/ Martin Schulze July 11th, 2005 http://www.debian.org/security/faq ---------------------------------------------------------------------------
Package : dhcpcd Vulnerability : out-of-bound memory access Problem-Type : remote Debian-specific: no CVE ID : CAN-2005-1848
"infamous42md" discovered that dhcpcd, a DHCP client for automatically configuring IPv4 networking, can be tricked into reading past the end of the supplied DHCP buffer which could lead to the daemon crashing.
The old stable distribution (woody) is not affected by this problem.
For the stable distribution (sarge) this problem has been fixed in version 1.3.22pl4-21sarge1.
For the unstable distribution (sid) this problem has been fixed in version 1.3.22pl4-22.
We recommend that you upgrade your dhcpcd package.
Upgrade Instructions - --------------------
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 below:
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 - --------------------------------