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:...

RHEL 8 : unbound (RHSA-2024:2587)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:2587 advisory. The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: bind9: KeyTrap - Extreme CPU...

Amazon Linux 2 : bind (ALAS-2024-2530)

The version of bind installed on the remote host is prior to 9.11.4-26.P2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2024-2530 advisory. Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of...

Important: bind

Issue Overview: Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC responses when there is a zone with many DNSKEY and RRSIG records, aka the "KeyTrap" issue. The protocol specification...

Important: bind

Issue Overview: Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC responses when there is a zone with many DNSKEY and RRSIG records, aka the "KeyTrap" issue. The protocol specification...

OESA-2024-1489 systemd security update

systemd is a system and service manager that runs as PID 1 and starts the rest of the system. Security Fixes: Certain DNSSEC aspects of the DNS protocol in RFC 4033, 4034, 4035, 6840, and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC...

USN-6657-2 dnsmasq vulnerabilities

USN-6657-1 fixed several vulnerabilities in Dnsmasq. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Elias Heftrig, Haya Schulmann, Niklas Vogel, and Michael Waidner discovered that Dnsmasq icorrectly handled validating DNSSEC...

USN-6657-2: Dnsmasq vulnerabilities

USN-6657-1 fixed several vulnerabilities in Dnsmasq. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Elias Heftrig, Haya Schulmann, Niklas Vogel, and Michael Waidner discovered that Dnsmasq icorrectly handled validating DNSSEC...

Amazon Linux 2 : dnsmasq (ALASDNSMASQ-2024-002)

The version of dnsmasq installed on the remote host is prior to 2.90-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2DNSMASQ-2024-002 advisory. Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of...

Important: dnsmasq

Issue Overview: Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC responses when there is a zone with many DNSKEY and RRSIG records, aka the "KeyTrap" issue. The protocol specification...

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 9.2 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, ...

bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources

A flaw was found in bind9. By flooding a DNSSEC resolver with responses coming from a DNSEC-signed zone using NSEC3, an attacker can lead the targeted resolver to a CPU exhaustion, further leading to a Denial of Service on the targeted host. This vulnerability applies only for systems where DNSSE...

RHEL 9 : unbound (RHSA-2024:1801)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1801 advisory. The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: bind9: KeyTrap - Extreme CPU...

RHEL 9 : bind and bind-dyndb-ldap security updates (Important) (RHSA-2024:1803)

"The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1803 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named...

Important: Red Hat Security Advisory: bind and dhcp security update

An update for bind and dhcp 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...

Important: bind and dhcp 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. The Dynamic Hos...

ALSA-2024:1782 Important: bind and dhcp 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. The Dynamic Hos...

Oracle Linux 9 : bind (ELSA-2024-1789)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-1789 advisory. - Add downstream change complementing CVE-2023-50387 - Prevent increased CPU load on large DNS messages CVE-2023-4408 - Prevent assertion failure when...

Important: Red Hat Security Advisory: bind9.16 security update

An update for bind9.16 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...

bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources

A flaw was found in bind9. By flooding a DNSSEC resolver with responses coming from a DNSEC-signed zone using NSEC3, an attacker can lead the targeted resolver to a CPU exhaustion, further leading to a Denial of Service on the targeted host. This vulnerability applies only for systems where DNSSE...