Out-of-Bounds Affecting imagemagick package, versions <8:6.9.6.5+dfsg-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-IMAGEMAGICK-401849
- published23 Mar 2017
- disclosed23 Mar 2017
Introduced: 23 Mar 2017
CVE-2016-9556 (opens in a new tab)How to fix?
Upgrade Debian:unstable imagemagick to version 8:6.9.6.5+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream imagemagick package and not the imagemagick package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2016-9556
- http://www.debian.org/security/2016/dsa-3726
- https://github.com/ImageMagick/ImageMagick/commit/ce98a7acbcfca7f0a178f4b1e7b957e419e0cc99
- https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-h
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00040.html
- 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
- https://bugzilla.redhat.com/show_bug.cgi?id=1398198
- http://www.securityfocus.com/bid/94492
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-9556