CVE-2026-42389 Reject more queries with invalid header values

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

CVE-2026-42389

CVE-2026-42389 fixes an issue by adding extra hardening in the 5.4.x branch through enhanced validation of incoming answers from authoritative servers (no exploited details provided in the documents).

EUVD-2026-39360

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

CVE-2026-52690 affects the PowerDNS Recursor. Spoofed replies can cause an authoritative server’s IP to be marked as not supporting EDNS, leading to DNSSEC validation failures for records served by that server. The vulnerability’s impact is documented as enabling validation failures in the presen...

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-2026-42390 ZONEMD validation can be bypassed

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-42390

The CVE describes a bypass where an invalid zone can pass ZONEMD validation when ZoneToCache is configured to perform ZONEMD validation. Affected component is ZONEMD validation logic within ZoneToCache; root cause is bypass of validation checks. Impact is limited to validation integrity (C: NONE,...

CVE-2026-42390

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

EUVD-2026-39359

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-42388 Missing input validation for catalog zones

Incomplete validation of the SOA record present in a catalog zone might lead to a crash...

EUVD-2026-39358

Incomplete validation of the SOA record present in a catalog zone might lead to a crash...

CVE-2026-42388

Incomplete validation of the SOA record present in a catalog zone might lead to a crash...

CVE-2026-42388

Technical details are not publicly available in the provided documents. Monitor for updates.

CVE-2026-42387 Insufficient input validation in ZoneToCache

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...

EUVD-2026-39357

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

PowerDNS Recursor is affected by CVE-2026-42387 due to insufficient input validation in the ZoneToCache function. A malicious authoritative server can send a crafted zone via ZoneToCache, causing the Recursor to crash and impacting availability. Root cause identified as insufficient input validat...

CVE-2026-42005 Insufficient input validation of internal web server

An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default...

CVE-2026-42005

CVE-2026-42005 describes a vulnerability where an attacker can send a web request that triggers unlimited memory allocation in the internal web server, causing denial of service. The affected component is the internal web server; root cause is uncontrolled memory growth when processing requests. ...

Vulnerabilities are handled in GitLab Community Edition and Enterprise Edition

GitLab Inc. has identified several vulnerabilities in GitLab Enterprise Edition EE and other versions of GitLab, particularly in releases from version 8.3 to 19.1.1, with a focus on versions around 18.11.6, 19.0.3, and 19.1.1. These vulnerabilities affect various components of GitLab, including t...

crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption

A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...