Vulnerability · Published Nov 3, 2021 · Assigned by mitre
CVE-2021-40985
Medium 5.5
In plain English
A medium-severity security flaw in the htmldoc package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.9%top 39.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | htmldoc | 1.9.13-1 | DEBIAN-CVE-2021-40985 |
| Debian:13 | htmldoc | 1.9.13-1 | DEBIAN-CVE-2021-40985 |
| Debian:14 | htmldoc | 1.9.13-1 | DEBIAN-CVE-2021-40985 |
Affected products (as reported)
References
- https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43 x_refsource_MISC
- https://github.com/michaelrsweet/htmldoc/issues/444 x_refsource_MISC
- [debian-lts-announce] 20220226 [SECURITY] [DLA 2928-1] htmldoc security update mailing-list, x_refsource_MLIST