CVE-2020-16600: Use After Free
First published: Wed Dec 09 2020(Updated: )
A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Artifex Mupdf | <=1.16.1 | |
| Artifex Mupdf | =1.17.0-rc1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-16600?
The severity of CVE-2020-16600 is high with a CVSS score of 7.8.
How does the Use After Free vulnerability in CVE-2020-16600 occur?
The Use After Free vulnerability in CVE-2020-16600 occurs when a valid page is followed by a page with invalid pixmap dimensions, causing bander to point to previously freed memory.
Which software versions are affected by CVE-2020-16600?
CVE-2020-16600 affects Artifex Software, Inc. MuPDF library versions up to and including 1.16.1 and version 1.17.0-rc1.
Are there any known references for CVE-2020-16600?
Yes, there are references available for CVE-2020-16600. You can find them at the following links: [Link 1](http://git.ghostscript.com/?p=mupdf.git;h=96751b25462f83d6e16a9afaf8980b0c3f979c8b) and [Link 2](https://bugs.ghostscript.com/show_bug.cgi?id=702253)
What is the Common Weakness Enumeration (CWE) for CVE-2020-16600?
The Common Weakness Enumeration (CWE) for CVE-2020-16600 is CWE-416.
- collector/nvd-index
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/type
- agent/description
- agent/tags
- agent/event
- agent/remedy
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- vendor/artifex
- canonical/artifex mupdf
- version/artifex mupdf/1.16.1
- version/artifex mupdf/1.17.0-rc1