This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-52688 →

DEBIAN-CVE-2026-52688

RRSIGs with too few labels can lead to bypass of DNSSEC wildcard validation

Original description

The description as published by the source.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Debian:12 pdns-recursor

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 pdns-recursor

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.12-0+deb13u1"}]}]

Debian:14 pdns-recursor

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.4-1"}]}]