| Name | CVE-2021-26948 |
| Description | Null pointer dereference in the htmldoc v1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service via a crafted html file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2700-1, DSA-4928-1, ELA-451-1 |
| Debian Bugs | 989437 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| htmldoc (PTS) | jessie, jessie (lts) | 1.8.27-8+deb8u4 | fixed |
| stretch (security), stretch (lts), stretch | 1.8.27-8+deb9u3 | fixed |
| buster | 1.9.3-1+deb10u4 | fixed |
| buster (security), buster (lts) | 1.9.3-1+deb10u2 | fixed |
| bullseye | 1.9.11-4+deb11u3 | fixed |
| bookworm | 1.9.16-1 | fixed |
| sid, trixie | 1.9.20-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/michaelrsweet/htmldoc/issues/410
https://github.com/michaelrsweet/htmldoc/commit/008861d8339c6ec777e487770b70b95b1ed0c1d2
Crash in CLI tool, no security impact