CVE catalog
CVE-2021-43579
htmldoc: CVE-2021-43579
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 7.35% · Oct 25, 2026
A stack-based buffer overflow in image_load_bmp() in HTMLDOC <= 1.9.13 results in remote code execution if the victim converts an HTML document linking to a crafted BMP file.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | htmldoc | sid | 1.9.24-1 | fixed |
| Debian | htmldoc | forky | 1.9.24-1 | fixed |
| Debian | htmldoc | trixie | 1.9.20-1 | fixed |
| Debian | htmldoc | bookworm | 1.9.16-1 | fixed |
| Ubuntu | htmldoc | pro | 1.9.3-1 | vulnerable |
| Ubuntu | htmldoc | pro | 1.9.7-1 | vulnerable |
| Ubuntu | htmldoc | pro | 1.9.7-1build1 | vulnerable |
| Ubuntu | htmldoc | pro | 1.9.7-1ubuntu0.2 | vulnerable |
| Ubuntu | htmldoc | pro | 1.9.7-1ubuntu0.3 | vulnerable |
| Ubuntu | htmldoc | pro | 1.9.7-1ubuntu0.3+esm1 | fixed |
| Opensuse | htmldoc | tumbleweed | 1.9.14-1.1 | fixed |
| Suse | htmldoc | subscription management tool 11 sp3 | 1.8.27-170.4.6.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | htmldoc | source | sid | 1.9.13-1 | unimportant | Not reported | Not reported |
| Debian | htmldoc | source | forky | 1.9.13-1 | unimportant | Not reported | Not reported |
| Debian | htmldoc | source | trixie | 1.9.13-1 | unimportant | Not reported | Not reported |
| Debian | htmldoc | source | bookworm | 1.9.13-1 | unimportant | Not reported | Not reported |
| Ubuntu | htmldoc | deb | pro | 1.9.7-1ubuntu0.3+esm1 | Not reported | UBUNTU-CVE-2021-43579 | Not reported |
| Opensuse | htmldoc | rpm | tumbleweed | 1.9.14-1.1 | Not reported | OPENSUSE-SU-2024:11741-1 | Not reported |
| Suse | htmldoc | rpm | subscription management tool 11 sp3 | 1.8.27-170.4.6.1 | Not reported | SUSE-SU-2022:14877-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [htmldoc]Fixed
Details (2)
1.9.16-1· amd64 · bookwormFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · bookworm; dsa · htmldoc · debian · 12
1.9.16-1· arm64 · bookwormFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · bookworm; dsa · htmldoc · debian · 12
- [htmldoc-common]Fixed
Source package: [htmldoc]
Details (2)
1.9.16-1· all · bookwormFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · bookworm; dsa · htmldoc · debian · 12
1.9.16-1· all · bookwormFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · bookworm; dsa · htmldoc · debian · 12
[Debian 13 (Trixie)]
- [htmldoc]Fixed
Details (2)
1.9.20-1· amd64 · trixieFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · 13
1.9.20-1· arm64 · trixieFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · 13
- [htmldoc-common]Fixed
Source package: [htmldoc]
Details (2)
1.9.20-1· all · trixieFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · 13
1.9.20-1· all · trixieFixed · Fixed:
1.9.13-1dsa · htmldoc · debian · 13
[openSUSE Tumbleweed]
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_14877-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-43579]
- [https://osv.dev/vulnerability/SUSE-SU-2022:14877-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-43579]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:11741-1]
- [https://security-tracker.debian.org/tracker/CVE-2021-43579]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]