Back
CVE-2016-7568
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…
Critical9.8EPSS 5.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 5.1% · top 7.6% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (7)
- https://github.com/php/php-src/commit/c18263e0e0769faee96a5d0ee04b750c442783c6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3693 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- GLSA-201612-09 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://bugs.php.net/bug.php?id=73003 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/libgd/libgd/issues/308 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 93184 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .