| Name | CVE-2026-42254 |
| Description | Hickory DNS hickory-recursor 0.1 through 0.25.2 allows cross-zone poisoning because cached data is not directly associated with a query that triggered a response. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1134954 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| rust-hickory-recursor (PTS) | trixie | 0.24.1-1 | vulnerable |
| forky | 0.25.2-4 | vulnerable |
| sid | 0.25.2-5 | vulnerable |
The information below is based on the following data on fixed versions.
Notes
[trixie] - rust-hickory-recursor <no-dsa> (Minor issue)
https://rustsec.org/advisories/RUSTSEC-2026-0106.html
https://github.com/hickory-dns/hickory-dns/security/advisories/GHSA-83hf-93m4-rgwq