What’s Vulnerable › Vulnerabilities

CVE-2013-7456

• Severity: high (CVSS 7.6 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-08-07 · updated 2026-06-17
• Weakness: CWE-125

Description

gd_interpolation.c in the GD Graphics Library (aka libgd) before 2.1.1, as used in PHP before 5.5.36, 5.6.x before 5.6.22, and 7.x before 7.0.7, allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted image that is mishandled by the imagescale function.

Affected products

• Libgd: 2.1.0

References

• http://php.net/ChangeLog-5.php
• http://php.net/ChangeLog-7.php
• http://rhn.redhat.com/errata/RHSA-2016-2750.html
• http://www.debian.org/security/2016/dsa-3587
• http://www.debian.org/security/2016/dsa-3602
• http://www.openwall.com/lists/oss-security/2016/05/26/3
• http://www.securityfocus.com/bid/90859
• http://www.ubuntu.com/usn/USN-3030-1
• https://bugs.php.net/bug.php?id=72227
• https://github.com/libgd/libgd/commit/4f65a3e4eedaffa1efcf9ee1eb08f0b504fbc31a
• https://github.com/php/php-src/commit/7a1aac3343af85b4af4df5f8844946eaa27394ab?w=1
• https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

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