CVE-2016-7568

9.8 CRITICAL
Published: September 28, 2016 Modified: May 06, 2026
View on NVD

Description

Integer overflow in the gdImageWebpCtx function in gd_webp.c in the GD Graphics Library (aka libgd) through 2.2.3, as used in PHP through 7.0.11, allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted imagewebp and imagedestroy calls.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.debian.org/security/2016/dsa-3693
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/93184
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://bugs.php.net/bug.php?id=73003
Source: cve@mitre.org
Issue Tracking Vendor Advisory
https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03
Source: cve@mitre.org
Issue Tracking Patch Third Party Advisory
https://github.com/libgd/libgd/issues/308
Source: cve@mitre.org
Issue Tracking Patch Third Party Advisory
https://github.com/php/php-src/commit/c18263e0e0769faee96a5d0ee04b750c442783c6
Source: cve@mitre.org
Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201612-09
Source: cve@mitre.org
Third Party Advisory
http://www.debian.org/security/2016/dsa-3693
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/93184
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugs.php.net/bug.php?id=73003
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Vendor Advisory
https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory
https://github.com/libgd/libgd/issues/308
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory
https://github.com/php/php-src/commit/c18263e0e0769faee96a5d0ee04b750c442783c6
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201612-09
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
3.4%
88th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-190

Affected Vendors

debian php libgd

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