The bzread function in ext/bz2/bz2.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 allows remote attackers to cause a denial of service (out-of-bounds write) or execute arbitrary code via a crafted bz2 archive.
packetstormsecurity.com/files/137998/PHP-7.0.8-5.6.23-5.5.37-bzread-OOB-Write.html
php.net/ChangeLog-5.php
php.net/ChangeLog-7.php
rhn.redhat.com/errata/RHSA-2016-2598.html
rhn.redhat.com/errata/RHSA-2016-2750.html
seclists.org/fulldisclosure/2016/Jul/72
www.debian.org/security/2016/dsa-3631
www.openwall.com/lists/oss-security/2016/07/21/1
www.securityfocus.com/archive/1/538966/100/0/threaded
www.securityfocus.com/bid/92051
www.securitytracker.com/id/1036430
bugs.php.net/bug.php?id=72613
bugzilla.redhat.com/show_bug.cgi?id=1358395
security.netapp.com/advisory/ntap-20180112-0001/
www.exploit-db.com/exploits/40155/