CVE-2021-40985
htmldoc - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.10%
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.
How to fix CVE-2021-40985
To remediate CVE-2021-40985, upgrade the affected package to a fixed version below.
- Debian/htmldoc—upgrade to 1.9.11-4+deb11u1 or later
- Debian/htmldoc—upgrade to 1.8.27-8+deb9u2 or later
Is CVE-2021-40985 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.9.11-4+deb11u1
- from 0, < 1.8.27-8+deb9u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |