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CVE-2020-25663 Detail

Description

A call to ConformPixelInfo() in the SetImageAlphaChannel() routine of /MagickCore/channel.c caused a subsequent heap-use-after-free or heap-buffer-overflow READ when GetPixelRed() or GetPixelBlue() was called. This could occur if an attacker is able to submit a malicious image file to be processed by ImageMagick and could lead to denial of service. It likely would not lead to anything further because the memory is used as pixel data and not e.g. a function pointer. This flaw affects ImageMagick versions prior to 7.0.9-0.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1891601 Issue Tracking  Patch  Third Party Advisory 
https://github.com/ImageMagick/ImageMagick/issues/1723 Exploit  Third Party Advisory 
https://github.com/ImageMagick/ImageMagick/issues/1723#issuecomment-718275153 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free Red Hat, Inc.  

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-25663
NVD Published Date:
12/08/2020
NVD Last Modified:
06/02/2021
Source:
Red Hat, Inc.