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...

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

An update for bind9.18 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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 fo...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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...

RLSA-2025:11884 Important: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Unbound Cache poisoning CVE-2025-5994 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: bind (UTSA-2026-021471)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021471 advisory. If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are...

CVE-2026-4890

A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

RLSA-2026:8155 Important: bind9.16 security update

The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server is operating correctly. Security Fixes:...

Study of Post Quantum Status of Widely Used Protocols

The advent of quantum computing poses significant threats to classical public-key cryptographic primitives such as RSA and elliptic-curve cryptography. As many critical network and security protocols depend on these primitives for key exchange and authentication, there is an urgent need to...

EUVD-2026-15406

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...

CVE-2026-1519

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...

SUSE-SU-2025:4110-1 Security update for bind

This update for bind fixes the following issues: - CVE-2025-8677: DNSSEC validation fails if matching but invalid DNSKEY is found bsc1252378. - CVE-2025-40778: Address various spoofing attacks bsc1252379. - CVE-2025-40780: Cache-poisoning due to weak pseudo-random number generator bsc1252380...

[SECURITY] Fedora 41 Update: unbound-1.23.1-1.fc41

Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...

bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator

Processing specially crafted responses coming from DNSSEC-signed zones can lead to uncontrolled CPU usage, leading to a Denial of Service in the DNSSEC-validating resolver side. This vulnerability applies only for systems where DNSSEC validation is enabled...

K15172: BIND vulnerability CVE-2010-3762

Security Advisory Description Description ISC BIND before 9.7.2-P2, when DNSSEC validation is enabled, does not properly handle certain bad signatures if multiple trust anchors exist for a single zone, which allows remote attackers to cause a denial of service daemon crash via a DNS query...

bind: memory leak in ECDSA DNSSEC verification code

A flaw was found in the Bind package. By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak, resulting in crashing the program...

CVE-2022-33991

dproxy-nexgen aka dproxy nexgen forwards and caches DNS queries with the CD aka checking disabled bit set to 1. This leads to disabling of DNSSEC protection provided by upstream resolvers...

CVE-2020-26110

cPanel before 88.0.13 allows self XSS via DNS Zone Manager DNSSEC interfaces SEC-564...

DEBIAN-CVE-2010-0290

Unspecified vulnerability in ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P5, 9.5 before 9.5.2-P2, 9.6 before 9.6.1-P3, and 9.7.0 beta, with DNSSEC validation enabled and checking disabled CD, allows remote attackers to conduct DNS cache poisoning attacks by receiving a recursive client query a...

bind: cache poisoning using not validated DNSSEC responses

Unspecified vulnerability in ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P4, 9.5 before 9.5.2-P1, 9.6 before 9.6.1-P2, and 9.7 beta before 9.7.0b3, with DNSSEC validation enabled and checking disabled CD, allows remote attackers to conduct DNS cache poisoning attacks by receiving a recursive...