It was discovered that dhcpcd, a DHCP client, was vulnerable to a stack overflow. A malformed DHCP message could crash the client, causing a denial of service, and potentially remote code execution through properly designed malicous DHCP packets.

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Debian Security Advisory DSA-2498-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
http://www.debian.org/security/                         Yves-Alexis Perez
June 23, 2012                          http://www.debian.org/security/faq
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Package        : dhcpcd
Vulnerability  : remote stack overflow
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2012-2152
Debian Bug     : #671265

It was discovered that dhcpcd, a DHCP client, was vulnerable to a stack
overflow. A malformed DHCP message could crash the client, causing a denial of
service, and potentially remote code execution through properly designed
malicous DHCP packets.

For the stable distribution (squeeze), this problem has been fixed in
version 1:3.2.3-5+squeeze1.

For the testing distribution (wheezy), this problem has been fixed in
version 1:3.2.3-11.

For the unstable distribution (sid), this problem has been fixed in
version 1:3.2.3-11.

We recommend that you upgrade your dhcpcd package.

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/

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