Debian Security Advisory
DLA-2928-1 htmldoc -- LTS security update
- Date Reported:
- 26 Feb 2022
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2021-40985, CVE-2021-43579, CVE-2022-0534.
- More information:
Several issues have been found in htmldoc, an HTML processor that generates indexed HTML, PS, and PDF.
A crafted GIF file could lead to a stack out-of-bounds read, which could result in a crash (segmentation fault).
Converting an HTML document, which links to a crafted BMP file, could lead to a stack-based buffer overflow, which could result in remote code execution.
A crafted BMP image could lead to a buffer overflow, which could cause a denial of service.
For Debian 9 stretch, these problems have been fixed in version 1.8.27-8+deb9u2.
We recommend that you upgrade your htmldoc packages.
For the detailed security status of htmldoc please refer to its security tracker page at: https://security-tracker.debian.org/tracker/htmldoc
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS