rPath Security Advisory: 2009-0041-1 Published: 2009-03-12 Products: rPath Linux 1 rPath Linux 2 Rating: Critical Exposure Level Classification: Remote Root Deterministic Denial of Service Updated Versions: dhclient=conary.rpath.com@rpl:1/3.0.7-0.4-1 dhclient=conary.rpath.com@rpl:2/3.1.2-0.2-1 dhcp=conary.rpath.com@rpl:1/3.0.7-0.4-1 dhcp=conary.rpath.com@rpl:2/3.1.2-0.2-1 libdhcp4client=conary.rpath.com@rpl:2/3.1.2-0.2-1 rPath Issue Tracking System: https://issues.rpath.com/browse/RPL-2987 References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0062 Description: Previous versions of the ISC DHCP server were vulnerable to denial of service or arbitrary code execution attacks via malformed DHCP packets with a large dhcp-max-message-size that trigger a stack-based buffer overflow. Note that rPath Linux 2 is susceptible only to a Denial of Service in this case, due to the stack protector feature enabled as part of rPath Linux 2. http://wiki.rpath.com/Advisories:rPSA-2009-0041 Copyright 2009 rPath, Inc. This file is distributed under the terms of the MIT License. A copy is available at http://www.rpath.com/permanent/mit-license.html