CVE-2015-3216 Information

Description

Race condition in a certain Red Hat patch to the PRNG lock implementation in the ssleay_rand_bytes function in OpenSSL as distributed in openssl-1.0.1e-25.el7 in Red Hat Enterprise Linux (RHEL) 7 and other products allows remote attackers to cause a denial of service (application crash) by establishing many TLS sessions to a multithreaded server leading to use of a negative value for a certain length field.

Reference

http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00023.html http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00024.html http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00006.html http://rhn.redhat.com/errata/RHSA-2015-1115.html http://rhn.redhat.com/errata/RHSA-2016-2957.html http://www.securityfocus.com/bid/75219 http://www.securitytracker.com/id/1032587 https://bugzilla.redhat.com/show_bug.cgi?id=1225994