CVE catalog
CVE-2026-85557
pdns-recursor: CVE-2026-85557
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
[Single web client not doing TLS handshake monopolizes web access]
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | pdns-recursor | sid | 5.4.9-1 | fixed |
| Debian | pdns-recursor | forky | 5.4.8-1 | fixed |
| Debian | pdns-recursor | trixie | 5.2.13-0+deb13u1 | vulnerable |
| Debian | pdns-recursor | trixie-security | 5.2.13-0+deb13u1 | vulnerable |
| Debian | pdns-recursor | bookworm | 4.8.8-1+deb12u1 | vulnerable |
| Debian | pdns-recursor | bookworm-security | 4.8.8-1+deb12u1 | vulnerable |
| Ubuntu | pdns-recursor | pro | 4.4.2-3 | vulnerable |
| Ubuntu | pdns-recursor | pro | 4.6.0-1ubuntu1 | vulnerable |
| Ubuntu | pdns-recursor | pro | 4.6.0-1ubuntu1+esm1 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.0-2 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.1-4 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.2-1 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.2-1build1 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.2-2 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.3-1 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.3-1build2 | vulnerable |
| Ubuntu | pdns-recursor | 24.04 | 4.9.3-1build3 | vulnerable |
| Ubuntu | pdns-recursor | 26.10 | 5.3.5-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.10 | 5.4.3-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.10 | 5.4.5-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.2.4-2build2 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.1-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.3-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.4-1 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.4-1build1 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.4-2 | vulnerable |
| Ubuntu | pdns-recursor | 26.04 | 5.3.5-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | pdns-recursor | source | sid | 5.4.8-1 | not yet assigned | Not reported | Not reported |
| Debian | pdns-recursor | source | forky | 5.4.8-1 | not yet assigned | Not reported | Not reported |
| Debian | pdns-recursor | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | pdns-recursor | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [pdns-recursor]Affected
Details (4)
4.8.8-1+deb12u1· amd64 · bookwormAffected
dsa · pdns-recursor · debian · bookworm; dsa · pdns-recursor · debian · 12
4.8.8-1+deb12u1· arm64 · bookwormAffected
dsa · pdns-recursor · debian · bookworm; dsa · pdns-recursor · debian · 12
4.8.8-1+deb12u1· amd64 · bookworm-securityAffected
dsa · pdns-recursor · debian · bookworm; dsa · pdns-recursor · debian · 12
4.8.8-1+deb12u1· arm64 · bookworm-securityAffected
dsa · pdns-recursor · debian · bookworm; dsa · pdns-recursor · debian · 12
[Debian 13 (Trixie)]
- [pdns-recursor]Affected
Details (4)
5.2.11-0+deb13u1· amd64 · trixieAffected
dsa · pdns-recursor · debian · 13
5.2.11-0+deb13u1· arm64 · trixieAffected
dsa · pdns-recursor · debian · 13
5.2.13-0+deb13u1· amd64 · trixie-securityAffected
dsa · pdns-recursor · debian · 13
5.2.13-0+deb13u1· arm64 · trixie-securityAffected
dsa · pdns-recursor · debian · 13
Observed: