AlmaLinux 9.2 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-dnssec-doc / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2024:1726583188)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1726583188 advisory. - If a server hosts a zone containing a KEY Resource Record, or a resolver DNSSEC-validates a KEY Resource Record from a DNSSEC-sign...

AlmaLinux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc (ALMALINUX9.6:CLSA-2026:1779535502)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1779535502 advisory. - NLnet Labs Unbound 1.19.1 up to and including version 1.25.0 has a vulnerability in the DNSSEC validator that enables denial of service and...

AlmaLinux 9.2 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-dnssec-doc / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1790326860)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1790326860 advisory. - On a resolver configured to use dns64, if an applicable answer from the authoritative server is malformed in a specific way, the...

CentOS Linux 7 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-export-devel / etc (CENTOS7:CLSA-2026:1786551486)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1786551486 advisory. - A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer from runaway memory usage. The...

CentOS Linux 8.5 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-export-devel / etc (CENTOS8.5:CLSA-2026:1786033455)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1786033455 advisory. - A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer from runaway memory usage. The...

CentOS Linux 6 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-libs / bind-sdb / bind-utils Multiple Vulnerabilities (CENTOS6:CLSA-2026:1787754092)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2026:1787754092 advisory. - A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer from runaway memory usage...

CentOS Linux 8 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1780055430)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1780055430 advisory. - NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to a degradation of service attack related to parsing long...

CentOS Linux 7 [TuxCare] Security Update: unbound / unbound-devel / unbound-libs / unbound-python (CENTOS7:CLSA-2024:1722529717)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2024:1722529717 advisory. - 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...

AlmaLinux 9.2 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-dnssec-doc / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2024:1709547568)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1709547568 advisory. - Certain DNSSEC aspects of the DNS protocol in RFC 4033, 4034, 4035, 6840, and related RFCs allow remote attackers to cause a denia...

CentOS Linux 7 [TuxCare] Security Update: dnsmasq / dnsmasq-utils Multiple Vulnerabilities (CENTOS7:CLSA-2026:1779294291)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1779294291 advisory. - A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a...

AlmaLinux 9.2 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs (ALMALINUX9.2:CLSA-2026:1790590437)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1790590437 advisory. - In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in the DNSSEC validator that enables denial of service and...

AlmaLinux 9.2 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2024:1734532058)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1734532058 advisory. - Certain DNSSEC aspects of the DNS protocol in RFC 4033, 4034, 4035, 6840, and related RFCs allow remote attackers to cause a denia...

CentOS Linux 7 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-export-devel / etc Multiple Vulnerabilities (CENTOS7:CLSA-2024:1709550046)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2024:1709550046 advisory. - Certain DNSSEC aspects of the DNS protocol in RFC 4033, 4034, 4035, 6840, and related RFCs allow remote attackers to cause a denial of...

SUSE CVE-2026-85501

Novel vulnerabilities to launch algorithmic complexity attacks on DNSSEC have been researched under the term 'ReTrap'. These result in degradation of service when malicious zones are used to serve the algorithmic complexity vulnerabilities. NLnet Labs Unbound up to and including 1.26.0 is...

Amazon Linux 2 : unbound (ALAS-2026-3941)

The version of unbound installed on the remote host is prior to 1.7.3-15. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3941 advisory. In NLnet Labs Unbound up to and including 1.26.0, a 255 length query name with a large TCP response can lead to a heap...

MiracleLinux 9 : unbound-1.24.2-3.el9_8.8 (AXSA:2026-1924:15)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1924:15 advisory. unbound: Unbound: Remote Code Execution Vulnerability in CNAME Synthesis CVE-2026-82717 unbound: Unbound: Heap buffer overflow via malicious DNSSEC...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...