[SECURITY] [DSA 6421-1] pdns-recursor security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6421-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso August 08, 2026 https://www.debian.org/security/faq -...

Linux Distros Unpatched Vulnerability : CVE-2026-52682

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - CVE-2026-52682: A crafted DNS packet can cause increased memory and CPU consumption. CVE-2026-52682 Note that Nessus relies on the presence of the package as...

DNSDist, PowerDNS, PowerDNS Recursor -- vulnerability

CVE-2026-52682: A crafted DNS packet can cause increased memory and CPU consumption...

CVE-2026-52686

A flaw was found in pdns-recursor. This vulnerability allows a remote attacker to bypass DNSSEC Domain Name System Security Extensions validation. The flaw occurs because the system accepts wildcard expansion proofs NSEC/NSEC3 records without proper signature validation when the wildcard answer i...

PowerDNS Recursor -- multiple vulnerabilities

PowerDNS Team reports: CVE-2026-52688: RRSIGs with too few labels can lead to bypass of DNSSEC wildcard validation CVE-2026-52686: Wildcard CNAME proof validation bypass¶...

The vulnerability of the PowerDNS Recursor DNS server, related to errors in the use of standard permissions, allows a hacker to trigger a service failure.

The vulnerability of the PowerDNS Recursor DNS server is related to errors in the use of standard permissions. Exploiting this vulnerability can allow a malicious actor to increase their privileges remotely...

[SECURITY] Fedora 43 Update: pdns-recursor-5.2.11-1.fc43

PowerDNS Recursor is a non authoritative/recursing DNS server. Use this package if you need a dns cache for your network...

[SECURITY] Fedora 44 Update: pdns-recursor-5.4.3-1.fc44

PowerDNS Recursor is a non authoritative/recursing DNS server. Use this package if you need a dns cache for your network...

Fedora 43 : pdns-recursor (2026-34cca3d390)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-34cca3d390 advisory. update to latest upstream release to fix CVEs Tenable has extracted the preceding description block directly from the Fedora security advisory. Note...

Fedora 44 : pdns-recursor (2026-088b60c071)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-088b60c071 advisory. update to latest upstream release to fix CVEs Tenable has extracted the preceding description block directly from the Fedora security advisory. Note...

FreeBSD : powerdns-recursor -- vulnerabilities (62c4ed54-73aa-11f1-910d-3c7c3fba4204)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 62c4ed54-73aa-11f1-910d-3c7c3fba4204 advisory. PowerDNS Team reports: Thanks to people below for reporting these vulnerabilities. Tenable has...

Linux Distros Unpatched Vulnerability : CVE-2026-42387

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

Linux Distros Unpatched Vulnerability : CVE-2026-52690

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to...

Debian dsa-6369 : pdns-recursor - security update

The remote Debian 13 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-6369 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6369-1 [email protected] https://www.debian.org/securit...

[SECURITY] [DSA 6369-1] pdns-recursor security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6369-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff June 25, 2026 https://www.debian.org/security/faq -...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-52690 Spoofed answers can mark an authoritative non-EDNS capable

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...