CVE-2016-9556

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.

• CWE-119

• http://lists.opensuse.org/opensuse-updates/2016-12/msg00040.htmlThird Party Advisory
• http://www.debian.org/security/2016/dsa-3726Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/11/23/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/12/01/4Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/12/02/12Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/94492Third Party Advisory, VDB Entry
• https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-hThird Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1398198Issue Tracking, Third Party Advisory
• https://github.com/ImageMagick/ImageMagick/commit/ce98a7acbcfca7f0a178f4b1e7b957e419e0cc99Issue Tracking, Patch, Vendor Advisory
• http://lists.opensuse.org/opensuse-updates/2016-12/msg00040.htmlThird Party Advisory
• http://www.debian.org/security/2016/dsa-3726Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/11/23/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/12/01/4Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/12/02/12Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/94492Third Party Advisory, VDB Entry
• https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-hThird Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1398198Issue Tracking, Third Party Advisory
• https://github.com/ImageMagick/ImageMagick/commit/ce98a7acbcfca7f0a178f4b1e7b957e419e0cc99Issue Tracking, Patch, Vendor Advisory

Published

Mar 23, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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