CVE-2026-33594

A client can trigger excessive memory allocation by generating a lot of queries that are routed to an overloaded DoH backend, causing queries to accumulate into a buffer that will not be released until the end of the connection...

CVE-2026-33595 DoQ/DoH3 excessive memory allocation

A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection...

CVE-2026-33595 DoQ/DoH3 excessive memory allocation

A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection...

CVE-2026-33595 DoQ/DoH3 excessive memory allocation

A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection...

CVE-2026-33595

The connected documents independently confirm CVE-2026-33595 affects PowerDNS DNSdist, describing a flaw where a client can trigger excessive memory allocation by generating many error responses over a single DoQ/DoH3 connection, with resources not released until connection end. This is the state...

CVE-2026-33595

A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection...

CVE-2026-33254 Resource exhaustion via DoQ/DoH3 connections

An attacker can create a large number of concurrent DoQ or DoH3 connections, causing unlimited memory allocation in DNSdist and leading to a denial of service. DOQ and DoH3 are disabled by default...

CVE-2026-33254 Resource exhaustion via DoQ/DoH3 connections

An attacker can create a large number of concurrent DoQ or DoH3 connections, causing unlimited memory allocation in DNSdist and leading to a denial of service. DOQ and DoH3 are disabled by default...

CVE-2026-33254

CVE-2026-33254 affects PowerDNS DNSdist. An attacker can open a large number of concurrent DoQ/DoH3 connections, causing unbounded memory allocation and denial of service. DoQ/DoH3 are disabled by default, which mitigates impact per the sources; no patch/version details are provided in the docume...

CVE-2026-33254

An attacker can create a large number of concurrent DoQ or DoH3 connections, causing unlimited memory allocation in DNSdist and leading to a denial of service. DOQ and DoH3 are disabled by default...

CVE-2026-33254 Resource exhaustion via DoQ/DoH3 connections

An attacker can create a large number of concurrent DoQ or DoH3 connections, causing unlimited memory allocation in DNSdist and leading to a denial of service. DOQ and DoH3 are disabled by default...

CVE-2026-33254

An attacker can create a large number of concurrent DoQ or DoH3 connections, causing unlimited memory allocation in DNSdist and leading to a denial of service. DOQ and DoH3 are disabled by default...

PowerDNS DNSdist security vulnerabilities

PowerDNS DNSdist is a proxy software provided by PowerDNS that offers capabilities for DNS traffic load balancing and security protection. PowerDNS DNSdist has a security vulnerability that stems from the ability of clients to trigger excessive memory allocation by generating numerous error...

PowerDNS DNSdist security vulnerabilities

PowerDNS DNSdist is a proxy software provided by PowerDNS that offers capabilities for DNS traffic load balancing and security protection. PowerDNS DNSdist has a security vulnerability that stems from the ability of clients to trigger excessive memory allocation by generating a large number of...

PowerDNS Authoritative Server has a vulnerability related to input validation errors.

The PowerDNS Authoritative Server is a DNS server developed by the Dutch company PowerDNS. There is a vulnerability in input validation of the PowerDNS Authoritative Server. This vulnerability arises from operations conducted by administrators who are allowed to use the REST API. Such actions may...

PT-2026-34436

Name of the Vulnerable Software and Affected Versions DNSdist affected versions not specified Description An attacker can create a large number of concurrent DoQ DNS over QUIC or DoH3 DNS over HTTP/3 connections, causing unlimited memory allocation and leading to a denial of service. DoQ and DoH3...

PowerDNS DNSdist security vulnerabilities

PowerDNS DNSdist is a proxy software provided by PowerDNS that offers capabilities for DNS traffic load balancing and security protection. PowerDNS DNSdist has a security vulnerability, which stems from the ability of attackers to create a large number of concurrent DoQ or DoH3 connections, leadi...

Linux Distros Unpatched Vulnerability : CVE-2026-33594

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A client can trigger excessive memory allocation by generating a lot of queries that are routed to an overloaded DoH backend, causing queries to accumulate into...

EUVD-2026-24297

Vulnerability in the XML Database component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise XML Database. Successful attacks require human interaction...

CVE-2026-34287

Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware component: Core. The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Identity Manager...