DEBIAN-CVE-2026-42389

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Source
https://security-tracker.debian.org/tracker/CVE-2026-42389
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42389.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-42389
Upstream
Published
2026-06-25T14:16:39.653Z
Modified
2026-06-30T17:00:09.309668394Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
Summary
[none]
Details

This fix provides extra hardening for the 5.4.x branch by doing extra validation of incoming answers from authoritative servers.

References

Affected packages

Debian:14 / pdns-recursor

Package

Name
pdns-recursor
Purl
pkg:deb/debian/pdns-recursor?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.4.3-1

Affected versions

5.*
5.2.4-2
5.2.5-1
5.3.0-1
5.3.0-2
5.3.0-3
5.3.0-4
5.3.0-5
5.3.1-1
5.3.3-1
5.3.4-1
5.3.4-2
5.3.5-1
5.4.0-1
5.4.1-1
5.4.1-2
5.4.2-1
5.4.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42389.json"