Integer overflow in ext/shmop/shmop.c in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (crash) and possibly read sensitive memory via a large third argument to the shmop_read function.
bugs.php.net/bug.php?id=54193
lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
marc.info/?l=bugtraq&m=133469208622507&w=2
securityreason.com/securityalert/8130
support.apple.com/kb/HT5002
svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018
www.exploit-db.com/exploits/16966
www.mandriva.com/security/advisories?name=MDVSA-2011:052
www.mandriva.com/security/advisories?name=MDVSA-2011:053
www.openwall.com/lists/oss-security/2011/03/08/11
www.openwall.com/lists/oss-security/2011/03/08/9
www.php.net/archive/2011.php
www.php.net/ChangeLog-5.php
www.php.net/releases/5_3_6.php
www.securityfocus.com/bid/46786
www.vupen.com/english/advisories/2011/0744
bugzilla.redhat.com/show_bug.cgi?id=683183
exchange.xforce.ibmcloud.com/vulnerabilities/65988