DNSdist 安全漏洞

DNSdist is a highly DNS, DoS and abuse aware load balancer from DNSdist open source. A security vulnerability exists in DNSdist that stems from the use of the nghttp2 library to process DNS over HTTPS queries that may trigger an infinite I/O read loop, which may lead to excessive CPU resource...

CVE-2025-30187: Loop with Unreachable Exit Condition

In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded I/O read loop, causing an unexpected consumption of CPU resources...

SUSE SLES15 Security Update : netty (SUSE-SU-2025:03021-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2025:03021-1 advisory. - CVE-2025-55163: Fixed 'MadeYouReset' DoS attack in HTTP/2 protocol including DNS over HTTPS bsc1247991 Tenable has extracted the preceding descripti...

Linux Distros Unpatched Vulnerability : CVE-2025-30194

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When DNSdist is configured to provide DoH via the nghttp2 provider, an attacker can cause a denial of service by crafting a DoH exchange that triggers an illega...

Linux Distros Unpatched Vulnerability : CVE-2020-26961

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver...

The vulnerability of the DNS BIND server implementation of DoH, related to the allocation of unlimited memory, allows a attacker to cause a service failure.

The vulnerability of the DNS BIND server implementation related to the allocation of unlimited memory. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

Quantum-Resistant Domain Name System: a Comprehensive System-Level Study

The Domain Name System DNS plays a foundational role in Internet infrastructure, yet its core protocols remain vulnerable to compromise by quantum adversaries. As cryptographically relevant quantum computers become a realistic threat, ensuring DNS confidentiality, authenticity, and integrity in t...

SUSE SLED15 / SLES15 Security Update : bind (SUSE-SU-2025:01787-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01787-1 advisory. Update to version 9.20.9. - Security issues fixed: CVE-2025-40775: denial-of-service due to assertion failure...

SUSE-SU-2025:01787-1 Security update for bind

This update for bind fixes the following issues: Update to version 9.20.9. - Security issues fixed: CVE-2025-40775: denial-of-service due to assertion failure caused by the processing of a NS message with an invalid TSIG bsc1243361. CVE-2024-12705: CPU and memory exhaustion due to DNS-over-HTTPS...

Security Bulletin: AIX/VIOS is vulnerable to a denial of service due to ISC BIND

Summary Vulnerabilities in ISC BIND could allow a remote attacker to cause a denial of service CVE-2024-12705, CVE-2024-11187. AIX uses ISC BIND as as part of its DNS functions. Vulnerability Details CVEID:CVE-2024-12705 DESCRIPTION: Clients using DNS-over-HTTPS DoH can exhaust a DNS resolver's C...

DEBIAN-CVE-2025-30194

When DNSdist is configured to provide DoH via the nghttp2 provider, an attacker can cause a denial of service by crafting a DoH exchange that triggers an illegal memory access double-free and crash of DNSdist, causing a denial of service. The remedy is: upgrade to the patched 1.9.9 version. A...

UBUNTU-CVE-2025-30194

When DNSdist is configured to provide DoH via the nghttp2 provider, an attacker can cause a denial of service by crafting a DoH exchange that triggers an illegal memory access double-free and crash of DNSdist, causing a denial of service. The remedy is: upgrade to the patched 1.9.9 version. A...

DNSdist 安全漏洞

DNSdist is a highly DNS, DoS and abuse aware load balancer from DNSdist open source. A security vulnerability exists in DNSdist that stems from a double release triggered by the nghttp2 provider program when processing DoH exchanges, which could lead to a denial of service...

RLSA-2025:1670 Important: bind9.18 security update

BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which resolves host names to IP addresses; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server ...

Linux Distros Unpatched Vulnerability : CVE-2024-12705

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Clients using DNS-over-HTTPS DoH can exhaust a DNS resolver's CPU and/or memory by flooding it with crafted valid or invalid HTTP/2 traffic. This issue affects...

AlmaLinux 9 : bind9.18 (ALSA-2025:1670)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:1670 advisory. bind: bind9: Many records in the additional section cause CPU exhaustion CVE-2024-11187 bind: bind9: DNS-over-HTTPS implementation suffers from multiple...

bind9.18 security update

32:9.18.29-1.el95.1 - Fix CVE-2024-11187 bind: bind9: Many records in the additional section cause CPU exhaustion - Fix CVE-2024-12705 bind: bind9: DNS-over-HTTPS implementation suffers from multiple issues under heavy query load...

Important: Red Hat Security Advisory: bind9.18 security update

An update for bind9.18 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHEL 9 : bind9.18 (RHSA-2025:1670)

"The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:1670 advisory. BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which...

Important: bind9.18 security update

BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which resolves host names to IP addresses; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server ...