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CVE-2016-7568

Published: Sep 28, 2016Updated: May 6, 2026 Sources: CVE List NVD BDUCWE-190
9.8CRITICAL
NVD MITRE
EPSS Score
5.1%
Top 8.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-190

Affected Products

Canonical Ltd.
commercial·GBaka canonical
UbuntuOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
PHP Group
oss-projectaka php, pear
PHPLibraryLibrary
OSS Libraries
Thomas Boutell
individual-dev·USaka cgic, gd library, libgd
GD Graphics LibraryLibrary
OSS Libraries / generic-library
libgd
oss-projectaka gd graphics library
libgdLibrary
OSS Libraries / generic-library
php
oss-project·USaka pecl, php language, pear
phpDev Tool
OSS Libraries / generic-library
and 2 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://github.com/libgd/libgd/issues/308
github.com
https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03
github.com
https://bugs.php.net/bug.php?id=73003
bugs.php.net
and 4 more references View all →

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