Bug 1484877 (CVE-2017-12671) - CVE-2017-12671 ImageMagick: Invalid free in the function RelinquishMagickMemory
Summary: CVE-2017-12671 ImageMagick: Invalid free in the function RelinquishMagickMemory
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-12671
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-08-24 13:01 UTC by Andrej Nemec
Modified: 2019-09-29 14:19 UTC (History)
3 users (show)

Fixed In Version:
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Environment:
Last Closed: 2017-08-24 13:09:14 UTC


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Description Andrej Nemec 2017-08-24 13:01:52 UTC
In ImageMagick 7.0.6-3, a missing NULL assignment was found in coders/png.c, leading to an invalid free in the function RelinquishMagickMemory in MagickCore/memory.c, which allows attackers to cause a denial of service.

Upstream issue:

https://github.com/ImageMagick/ImageMagick/issues/621

Upstream patch:

https://github.com/ImageMagick/ImageMagick/commit/0de8fd616b92888a7e3d0f640fbb2d397d093944


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