Vulnerability Monitor

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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 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.

Published

2016-09-28T20:59:02.680

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libgd	libgd	≤ 2.2.3	Yes
Application	php	php	≤ 5.6.26	Yes
Application	php	php	≤ 7.0.11	Yes
Operating System	debian	debian_linux	8.0	Yes

References

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