Bug 1401440 – CVE-2016-9773 ImageMagick: Heap-buffer overflow in IsPixelGray in pixel-accessor.h (Incomplete fix for CVE-2016-9556)

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Bug 1401440 - (CVE-2016-9773) CVE-2016-9773 ImageMagick: Heap-buffer overflow in IsPixelGray in pixel-accessor.h (Incomplete fix for CVE-2016-9556)

Summary:	CVE-2016-9773 ImageMagick: Heap-buffer overflow in IsPixelGray in pixel-acces...

Status:	CLOSED NOTABUG

Aliases:	CVE-2016-9773

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
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URL:
Whiteboard:	impact=low,public=20161201,reported=2...
Keywords:	Security

Depends On:
Blocks:	1381146
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Reported:	2016-12-05 04:28 EST by Andrej Nemec
Modified:	2016-12-05 09:07 EST (History)
CC List:	13 users (show)

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Last Closed:	2016-12-05 04:29:11 EST
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Description Andrej Nemec 2016-12-05 04:28:41 EST

A heap-buffer overflow vulnerability was found in ImageMagick in IsPixelGray function in pixel-accessor.h triggered by opening a malicious image.

This CVE was assigned for an incomplete fix for CVE-2016-9556

References:

http://seclists.org/oss-sec/2016/q4/550

Upstream patch:

https://github.com/ImageMagick/ImageMagick/commit/4e8c2ed53fcb54a34b3a6185b2584f26cf6874a3

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