bind: processing large delegations may severely degrade resolver performance

A flaw was found in bind. When flooding the target resolver with special queries, an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service...

bind: sending specific queries to the resolver may cause a DoS

A flaw was found in Bind, where a resolver crash is possible. When stale cache and stale answers are enabled, the option stale-answer-client-timeout is set to a positive integer, and the resolver receives an RRSIG query...

EulerOS Virtualization 2.10.1 : dhcp (EulerOS-SA-2023-1886)

According to the versions of the dhcp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance,...

Moderate: bind security and bug fix 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:...

Moderate: unbound security and bug fix update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: NRDelegation attack leads to uncontrolled resource consumption Non-Responsive Delegation Attack CVE-2022-3204 For more details about the security issues, including the impact, a CVSS...

Moderate: bind9.16 security and bug fix 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:...

ALSA-2023:2771 Moderate: unbound security and bug fix update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: NRDelegation attack leads to uncontrolled resource consumption Non-Responsive Delegation Attack CVE-2022-3204 For more details about the security issues, including the impact, a CVSS...

ALSA-2023:3002 Moderate: bind security and bug fix 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:...

RHEL 8 : bind9.16 (RHSA-2023:2792)

"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:2792 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named...

AlmaLinux 9 : bind (ALSA-2023:2261)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:2261 advisory. - By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying...

SUSE CVE-2023-31442

In Lightbend Akka before 2.8.1, the async-dns resolver used by Discovery in DNS mode and transitively by Cluster Bootstrap uses predictable DNS transaction IDs when resolving DNS records, making DNS resolution subject to poisoning by an attacker. If the application performing discovery does not...

CVE-2023-31442

In Lightbend Akka before 2.8.1, the async-dns resolver used by Discovery in DNS mode and transitively by Cluster Bootstrap uses predictable DNS transaction IDs when resolving DNS records, making DNS resolution subject to poisoning by an attacker. If the application performing discovery does not...

Moderate: Red Hat Security Advisory: unbound security update

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

bind: sending specific queries to the resolver may cause a DoS

A flaw was found in Bind, where a resolver crash is possible. When stale cache and stale answers are enabled, the option stale-answer-client-timeout is set to a positive integer, and the resolver receives an RRSIG query...

bind: processing large delegations may severely degrade resolver performance

A flaw was found in bind. When flooding the target resolver with special queries, an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service...

bind: sending specific queries to the resolver may cause a DoS

A flaw was found in Bind. When resolver receives many queries requiring recursion, there will be a corresponding increase in the number of clients waiting for recursion to complete. This may, under certain conditions, lead to an assertion failure and a denial of service...

Moderate: Red Hat Security Advisory: bind security and bug fix update

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

ALSA-2023:2370 Moderate: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: NRDelegation attack leads to uncontrolled resource consumption Non-Responsive Delegation Attack CVE-2022-3204 For more details about the security issues, including the impact, a CVSS...

Moderate: bind security and bug fix 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:...

Moderate: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: NRDelegation attack leads to uncontrolled resource consumption Non-Responsive Delegation Attack CVE-2022-3204 For more details about the security issues, including the impact, a CVSS...