REDHAT-BUG-1581489
First published: Tue May 22 2018(Updated: )
In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22, an infinite loop vulnerability was found in the function ReadTXTImage in coders/txt.c, which allows attackers to cause a denial of service (CPU exhaustion) via a crafted image file that is mishandled in a GetImageIndexInList call. References: <a href="https://github.com/ImageMagick/ImageMagick/issues/910">https://github.com/ImageMagick/ImageMagick/issues/910</a> Patch: <a href="https://github.com/ImageMagick/ImageMagick/commit/d95991f24d27dbc335dfa7c0523c886ab9329e9e">https://github.com/ImageMagick/ImageMagick/commit/d95991f24d27dbc335dfa7c0523c886ab9329e9e</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick |
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Reference Links
- https://github.com/ImageMagick/ImageMagick/issues/910
- https://github.com/ImageMagick/ImageMagick/commit/d95991f24d27dbc335dfa7c0523c886ab9329e9e
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1581487
- https://access.redhat.com/errata/RHSA-2020:1180
- https://access.redhat.com/security/cve/cve-2017-18273
- https://bugzilla.redhat.com/show_bug.cgi?id=1581489
Frequently Asked Questions
What is the severity of REDHAT-BUG-1581489?
The severity of REDHAT-BUG-1581489 is classified as a moderate denial of service risk due to CPU exhaustion.
How do I fix REDHAT-BUG-1581489?
To fix REDHAT-BUG-1581489, update ImageMagick to the latest version that addresses the infinite loop vulnerability.
What causes the vulnerability identified in REDHAT-BUG-1581489?
REDHAT-BUG-1581489 is caused by an infinite loop in the ReadTXTImage function when processing a specially crafted image file.
Which versions of ImageMagick are affected by REDHAT-BUG-1581489?
ImageMagick versions prior to the patch addressing REDHAT-BUG-1581489 are affected, particularly version 7.0.7-16.
What is the impact of the REDHAT-BUG-1581489 vulnerability?
The impact of the REDHAT-BUG-1581489 vulnerability is denial of service (CPU exhaustion) affecting the performance and availability of the affected system.
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