CVE-2016-7127
CRITICAL
9.8
CVSS 3.0
Description
The imagegammacorrect function in ext/gd/gd.c in PHP before 5.6.25 and 7.x before 7.0.10 does not properly validate gamma values, which allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact by providing different signs for the second and third arguments.
Affected products and versions
- PHP — Up to and including 5.6.24
- PHP versions 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5, 7.0.6, 7.0.7, 7.0.8, 7.0.9
References
- openwall.com http://openwall.com/lists/oss-security/2016/09/02/9 Mailing List
- rhn.redhat.com http://rhn.redhat.com/errata/RHSA-2016-2750.html
- www.php.net http://www.php.net/ChangeLog-5.php Release Notes
- www.php.net http://www.php.net/ChangeLog-7.php Release Notes
- www.securityfocus.com http://www.securityfocus.com/bid/92757
- www.securitytracker.com http://www.securitytracker.com/id/1036680
- bugs.php.net https://bugs.php.net/bug.php?id=72730 Exploit, Issue Tracking
- github.com https://github.com/php/php-src/commit/1bd103df00f49cf4d4ade2cfe3f456ac058a4eae?w=1 Issue Tracking, Patch
- security.gentoo.org https://security.gentoo.org/glsa/201611-22
- www.tenable.com https://www.tenable.com/security/tns-2016-19
- nvd.nist.gov Official NVD record