| Name | CVE-2025-6498 |
| Description | A vulnerability classified as problematic has been found in HTACG tidy-html5 5.8.0. Affected is the function defaultAlloc of the file src/alloc.c. The manipulation leads to memory leak. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1108233 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| tidy-html5 (PTS) | bookworm, bullseye | 2:5.6.0-11 | vulnerable |
| trixie, sid | 2:5.8.0-2 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| tidy-html5 | source | (unstable) | (unfixed) | | | 1108233 |
Notes
[trixie] - tidy-html5 <postponed> (Minor issue, revisit when fixed upstream)
[bookworm] - tidy-html5 <postponed> (Minor issue, revisit when fixed upstream)
[bullseye] - tidy-html5 <postponed> (Minor issue, revisit when fixed upstream)
https://github.com/htacg/tidy-html5/issues/1152