What’s Vulnerable › Vulnerabilities

CVE-2016-7133

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-09-12 · updated 2026-06-17
• Weakness: CWE-190

Description

Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.

Affected products

• PHP: 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5 (+4)

References

• http://openwall.com/lists/oss-security/2016/09/02/9
• http://www.php.net/ChangeLog-7.php
• http://www.securityfocus.com/bid/92765
• https://bugs.php.net/bug.php?id=72742
• https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911?w=1
• https://security.gentoo.org/glsa/201611-22
• http://openwall.com/lists/oss-security/2016/09/02/9
• http://www.php.net/ChangeLog-7.php
• http://www.securityfocus.com/bid/92765
• https://bugs.php.net/bug.php?id=72742
• https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911?w=1
• https://security.gentoo.org/glsa/201611-22

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