CVE-2016-6296

Name	CVE-2016-6296
Description	Integer signedness error in the simplestring_addn function in simplestring.c in xmlrpc-epi through 0.54.2, as used 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 (heap-based buffer overflow) or possibly have unspecified other impact via a long first argument to the PHP xmlrpc_encode_request function.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DLA-2011-1, DLA-569-1, DLA-628-1, DSA-3631-1
Debian Bugs	832959

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
xmlrpc-epi (PTS)	buster, bullseye	0.54.2-1.2	fixed
	bookworm, sid	0.54.2-1.3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin	Debian Bugs
php5	source	wheezy	5.4.45-0+deb7u5	DLA-628-1
php5	source	jessie	5.6.24+dfsg-0+deb8u1	DSA-3631-1
php5	source	(unstable)	5.6.24+dfsg-1
php7.0	source	(unstable)	7.0.9-1
xmlrpc-epi	source	wheezy	0.54.2-1+deb7u1	DLA-569-1
xmlrpc-epi	source	jessie	0.54.2-1.1+deb8u1	DLA-2011-1
xmlrpc-epi	source	(unstable)	0.54.2-1.2		832959

Notes

PHP Bug: https://bugs.php.net/72606
https://git.php.net/?p=php-src.git;a=commit;h=e6c48213c22ed50b2b987b479fcc1ac709394caa
Fixed in 7.0.9, 5.6.24, 5.5.38
In stretch/sid php7.0 is using the system library not the embedded one.