CVE-2016-9556 Information

Description

The IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3-8 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted image file.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-updates/2016-12/msg00040.html http://www.debian.org/security/2016/dsa-3726 http://www.openwall.com/lists/oss-security/2016/11/23/1 http://www.openwall.com/lists/oss-security/2016/12/01/4 http://www.openwall.com/lists/oss-security/2016/12/02/12 http://www.securityfocus.com/bid/94492 https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-h https://bugzilla.redhat.com/show_bug.cgi?id=1398198 https://github.com/ImageMagick/ImageMagick/commit/ce98a7acbcfca7f0a178f4b1e7b957e419e0cc99

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5