rPath Security Advisory: 2011-0013-1 Published: 2011-04-11 Products: rPath Appliance Platform Linux Service 1 rPath Appliance Platform Linux Service 2 rPath Linux 1 rPath Linux 2 Rating: Major Exposure Level Classification: Remote System User Deterministic Denial of Service Updated Versions: openssl=conary.rpath.com@rpl:1/0.9.7f-10.20-1 openssl=conary.rpath.com@rpl:2/0.9.8g-7.7-1 openssl-scripts=conary.rpath.com@rpl:1/0.9.7f-10.13-1 openssl-scripts=conary.rpath.com@rpl:2/0.9.8g-7.7-1 rPath Issue Tracking System: https://issues.rpath.com/browse/RPL-3262 References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3245 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4180 Description: Previous versions of openssl, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG was enabled, were vulnerable to a ciphersuite downgrade attack, which could lead to a remote attacker to potentially forcing a client to use a weaker cipher. Additinally, previous versions of openssl did not check for a NULL return value from the bn_wexpand function, which could lead to a remote denial of service. http://wiki.rpath.com/Advisories:rPSA-2011-0013 Copyright 2011 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