CVE-2020-19609
First published: Wed Jul 21 2021(Updated: )
Artifex MuPDF before 1.18.0 has a heap based buffer over-write in tiff_expand_colormap() function when parsing TIFF files allowing attackers to cause a denial of service.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Artifex Mupdf | <1.18.0 | |
| Debian Debian Linux | =9.0 |
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Reference Links
- http://git.ghostscript.com/?p=mupdf.git;h=b7892cdc7fae62aa57d63ae62144e1f11b5f9275
- https://bugs.ghostscript.com/show_bug.cgi?id=701176
- https://bugs.ghostscript.com/show_bug.cgi?id=703076
- https://lists.debian.org/debian-lts-announce/2021/09/msg00013.html
- http://git.ghostscript.com/?p=mupdf.git%3Bh=b7892cdc7fae62aa57d63ae62144e1f11b5f9275
Frequently Asked Questions
What is CVE-2020-19609?
CVE-2020-19609 is a vulnerability in Artifex MuPDF before 1.18.0 that allows attackers to cause a denial of service through a heap-based buffer over-write in the tiff_expand_colormap() function when parsing TIFF files.
What software versions are affected by CVE-2020-19609?
Artifex MuPDF versions up to, but not including, 1.18.0 and Debian Debian Linux version 9.0 are affected by CVE-2020-19609.
What is the severity of CVE-2020-19609?
CVE-2020-19609 has a severity rating of medium with a severity value of 5.5.
How can CVE-2020-19609 be exploited?
CVE-2020-19609 can be exploited by malicious actors to cause a denial of service by leveraging the heap-based buffer over-write in the tiff_expand_colormap() function when parsing TIFF files.
Is there a fix for CVE-2020-19609?
Yes, the fix for CVE-2020-19609 is to upgrade to Artifex MuPDF version 1.18.0 or later.
- collector/nvd-index
- agent/type
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- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
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- agent/weakness
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- vendor/artifex
- canonical/artifex mupdf
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0