EUVD-2025-35581

Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through...

CVE-2025-40778

A vulnerability exists in BIND’s DNS resolver logic that makes it overly permissive when accepting resource records RRs in responses. Under certain conditions, this flaw allows attackers to inject unsolicited or forged DNS records into the cache. This can be exploited to poison the resolver cache...

CVE-2025-40780

In specific circumstances, due to a weakness in the Pseudo Random Number Generator PRNG that is used, it is possible for an attacker to predict the source port and query ID that BIND will use. This issue affects BIND 9 versions 9.16.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.1...

USN-7739-1 bind9 vulnerabilities

Greg Kuechle discovered that Bind incorrectly handled certain incremental zone updates. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. CVE-2021-25214 Siva Kakarla discovered that Bind incorrectly handled certain DNAME records. A remote...

CVE-2025-40775 DNS message with invalid TSIG causes an assertion failure

When an incoming DNS protocol message includes a Transaction Signature TSIG, BIND always checks it. If the TSIG contains an invalid value in the algorithm field, BIND immediately aborts with an assertion failure. This issue affects BIND 9 versions 9.20.0 through 9.20.8 and 9.21.0 through 9.21.7...

DEBIAN-CVE-2024-11187

It is possible to construct a zone such that some queries to it will generate responses containing numerous records in the Additional section. An attacker sending many such queries can cause either the authoritative server itself or an independent resolver to use disproportionate resources...

Advisory ROSA-SA-2024-2514

Software: bind 9.11.4 OS: rosa-server79 packageevrstring: bind-9.11.4-26.0.1.P2.res7.16 CVE-ID: CVE-2024-1737 BDU-ID: 2024-05964 CVE-Crit: HIGH CVE-DESC.: A vulnerability in the BIND DNS server is related to unrestricted resource allocation. Exploitation of the vulnerability could allow an attack...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as havi...

OESA-2024-2016 bind security update

Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols and provides an openly redistributable reference implementation of the major components of the Domain Name System. This package includes the components to operate a DNS server. Security Fixes: A...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 8. 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 the...

ALSA-2024:5390 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:...

The vulnerability of the BIND DNS server, related to the distribution of resources without restrictions and regulation, allows a hacker to cause a service failure.

The vulnerability of the BIND DNS server is related to the exhaustion of resources on the resolver’s CPU. Exploiting this vulnerability allows a malicious actor to cause service failures by sending SIG0 signed requests...

OESA-2024-1970 bind 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 ...

The vulnerability of the BIND DNS server, related to the use of the assert() function or similar operators, allows attackers to cause a service failure.

The vulnerability of the BIND DNS server relates to the use of the assert function or similar operators. Exploiting this vulnerability allows a malicious actor to cause service failures by sending specially crafted requests...

ROS-20240807-10

BIND DNS server vulnerability is related to uncontrolled resource consumption. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service by sending multiple DNS messages over TCP The BIND DNS server vulnerability involves sending a large number of clie...

ROS-20240611-09

A vulnerability in the BIND DNS server is related to a flaw in the use of assert. Exploitation vulnerability could allow an attacker acting remotely to cause a denial of service via the named parameter during DNS64 and serve-stale interaction A vulnerability in the named component of the DNS BIND...

Important: bind 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:...

Important: Red Hat Security Advisory: bind and bind-dyndb-ldap security updates

Updates for bind and bind-dyndb-ldap are now available for Red Hat Enterprise Linux 9.0 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, ...

USN-6633-1: Bind vulnerabilities

Shoham Danino, Anat Bremler-Barr, Yehuda Afek, and Yuval Shavitt discovered that Bind incorrectly handled parsing large DNS messages. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. CVE-2023-4408 Elias Heftrig, Haya Schulmann,...

UBUNTU-CVE-2023-6516

To keep its cache database efficient, named running as a recursive resolver occasionally attempts to clean up the database. It uses several methods, including some that are asynchronous: a small chunk of memory pointing to the cache element that can be cleaned up is first allocated and then queue...