What is CVE-2021-40985?

CVE-2021-40985 is a vulnerability in htmldoc before version 1.9.12 that allows attackers to cause a denial of service via a crafted BMP image.

What is the severity of CVE-2021-40985?

The severity of CVE-2021-40985 is medium, with a CVSS score of 5.5.

What software is affected by CVE-2021-40985?

The Htmldoc software version up to exclusive version 1.9.12 and Debian Linux version 9.0 are affected by CVE-2021-40985.

How can an attacker exploit CVE-2021-40985?

An attacker can exploit CVE-2021-40985 by sending a crafted BMP image to the 'image_load_bmp' function in htmldoc, causing a stack-based buffer under-read and resulting in a denial of service.

Are there any references for CVE-2021-40985?

Yes, you can refer to the following links for more information on CVE-2021-40985: [GitHub commit](https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43), [GitHub issue](https://github.com/michaelrsweet/htmldoc/issues/444), [Debian advisory](https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html).

Vulnerability/
CVE-2021-40985

medium

5.5

CWE

125

3/11/2021

4/8/2024

CVE-2021-40985

First published: Wed Nov 03 2021(Updated: )

A stack-based buffer under-read in htmldoc before 1.9.12, allows attackers to cause a denial of service via a crafted BMP image to image_load_bmp.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Htmldoc Project Htmldoc	<1.9.12
Debian Debian Linux	=9.0

Remedy

https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43

Remedy

https://github.com/michaelrsweet/htmldoc/issues/444

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Reference Links

Frequently Asked Questions

What is CVE-2021-40985?
CVE-2021-40985 is a vulnerability in htmldoc before version 1.9.12 that allows attackers to cause a denial of service via a crafted BMP image.
What is the severity of CVE-2021-40985?
The severity of CVE-2021-40985 is medium, with a CVSS score of 5.5.
What software is affected by CVE-2021-40985?
The Htmldoc software version up to exclusive version 1.9.12 and Debian Linux version 9.0 are affected by CVE-2021-40985.
How can an attacker exploit CVE-2021-40985?
An attacker can exploit CVE-2021-40985 by sending a crafted BMP image to the 'image_load_bmp' function in htmldoc, causing a stack-based buffer under-read and resulting in a denial of service.
Are there any references for CVE-2021-40985?
Yes, you can refer to the following links for more information on CVE-2021-40985: [GitHub commit](https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43), [GitHub issue](https://github.com/michaelrsweet/htmldoc/issues/444), [Debian advisory](https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html).

collector/nvd-api
collector/nvd-index
agent/references
agent/weakness
agent/severity
agent/author
agent/type
agent/event
agent/description
agent/remedy
agent/first-publish-date
agent/softwarecombine
agent/last-modified-date
agent/tags
collector/mitre-cve
source/MITRE
vendor/htmldoc project
canonical/htmldoc project htmldoc
vendor/debian
canonical/debian debian linux
version/debian debian linux/9.0

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