Heap-based buffer overflow in the find_fixedlength function in pcre_compile.c in PCRE before 8.38 allows remote attackers to cause a denial of service (crash) or obtain sensitive information from heap memory and possibly bypass the ASLR protection mechanism via a crafted regular expression with an excess closing parenthesis.
rhn.redhat.com/errata/RHSA-2016-1025.html
rhn.redhat.com/errata/RHSA-2016-2750.html
vcs.pcre.org/pcre/code/trunk/ChangeLog?revision=1609&view=markup
vcs.pcre.org/pcre?view=revision&revision=1571
www-01.ibm.com/support/docview.wss?uid=isg3T1023886
www.openwall.com/lists/oss-security/2015/06/26/1
www.openwall.com/lists/oss-security/2015/06/26/3
www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
www.securityfocus.com/bid/75430
www.securitytracker.com/id/1033154
access.redhat.com/errata/RHSA-2016:1132
bugs.exim.org/show_bug.cgi?id=1651
security.gentoo.org/glsa/201607-02