OpenSSL is vulnerable to denial of service attacks. The attacks are due to a flaw in the way OpenSSL does the SSLv2 handshake messages. Therefore, when it has SSLv2 and EXPORT-grade cipher suites enabled, attackers can send malicious SSLv2 CLIENT-MASTER-Key messages to cause server failures.
kb.juniper.net/InfoCenter/index?page=content&id=JSA10680
lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
lists.fedoraproject.org/pipermail/package-announce/2015-March/152733.html
lists.fedoraproject.org/pipermail/package-announce/2015-March/152734.html
lists.fedoraproject.org/pipermail/package-announce/2015-March/152844.html
lists.fedoraproject.org/pipermail/package-announce/2015-May/156823.html
lists.fedoraproject.org/pipermail/package-announce/2015-May/157177.html
lists.opensuse.org/opensuse-security-announce/2015-03/msg00022.html
lists.opensuse.org/opensuse-security-announce/2015-03/msg00027.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00001.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00002.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00003.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00004.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00006.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00007.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00010.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00012.html
lists.opensuse.org/opensuse-security-announce/2016-03/msg00025.html
lists.opensuse.org/opensuse-security-announce/2016-04/msg00038.html
lists.opensuse.org/opensuse-updates/2015-03/msg00062.html
marc.info/?l=bugtraq&m=143213830203296&w=2
marc.info/?l=bugtraq&m=143748090628601&w=2
marc.info/?l=bugtraq&m=144050155601375&w=2
marc.info/?l=bugtraq&m=144050297101809&w=2
rhn.redhat.com/errata/RHSA-2015-0715.html
rhn.redhat.com/errata/RHSA-2015-0716.html
rhn.redhat.com/errata/RHSA-2015-0752.html
rhn.redhat.com/errata/RHSA-2015-0800.html
support.apple.com/kb/HT204942
www.mandriva.com/security/advisories?name=MDVSA-2015:062
www.mandriva.com/security/advisories?name=MDVSA-2015:063
www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
www.securityfocus.com/bid/73232
www.securitytracker.com/id/1031929
www.ubuntu.com/usn/USN-2537-1
access.redhat.com/articles/1384453
bto.bluecoat.com/security-advisory/sa92
bugzilla.redhat.com/show_bug.cgi?id=1202404
cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
git.openssl.org/?p=openssl.git;a=commit;h=86f8fb0e344d62454f8daf3e15236b2b59210756
jira.jboss.org/browse/JBCS-43
kc.mcafee.com/corporate/index?page=content&id=SB10110
security.gentoo.org/glsa/201503-11
support.citrix.com/article/CTX216642
www.freebsd.org/security/advisories/FreeBSD-SA-15%3A06.openssl.asc
www.openssl.org/news/secadv_20150319.txt