CVE-2016-7568
highpriority · track · 41EPSS 0.051 · 92 %ileEURUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (15)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (21)
External citations — patches, advisories, analysis.
- http://www.debian.org/security/2016/dsa-3693cnnvd
- http://www.securityfocus.com/bid/93184cnnvd
- https://bugs.php.net/bug.php?id=73003cnnvd
- https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03cnnvd
- https://github.com/libgd/libgd/issues/308cnnvd
- https://github.com/php/php-src/commit/c18263e0e0769faee96a5d0ee04b750c442783c6cnnvd
- https://security.gentoo.org/glsa/201612-09cnnvd
- http://www.debian.org/security/2016/dsa-3693enisa_euvd
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