| Name | CVE-2026-44390 |
| Description | Unbounded name compression in certain cases causes degradation of service |
| 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) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| unbound (PTS) | bullseye | 1.13.1-1+deb11u2 | vulnerable |
| bullseye (security) | 1.13.1-1+deb11u7 | vulnerable |
| bookworm | 1.17.1-2+deb12u4 | vulnerable |
| bookworm (security) | 1.17.1-2+deb12u3 | vulnerable |
| trixie | 1.22.0-2+deb13u2 | vulnerable |
| trixie (security) | 1.22.0-2+deb13u1 | vulnerable |
| forky | 1.24.2-1 | vulnerable |
| sid | 1.25.0-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| unbound | source | (unstable) | (unfixed) | | | |
Notes
https://www.openwall.com/lists/oss-security/2026/05/20/5