CVE-2021-40985

Public Exploit

Description

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43 third party advisory patch
https://github.com/michaelrsweet/htmldoc/issues/444 patch exploit third party advisory issue tracking
https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-40985?
CVE-2021-40985 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40985?
To fix CVE-2021-40985, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40985 being actively exploited in the wild?
It is possible that CVE-2021-40985 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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