Rocky Linux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc (ALMALINUX9.6:CLSA-2026:1790264968)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790264968 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...

CentOS Linux 8 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs (CENTOS-STREAM8:CLSA-2026:1790264021)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1790264021 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...

CentOS Linux 7 [TuxCare] Security Update: unbound / unbound-devel / unbound-libs / unbound-python (CENTOS7:CLSA-2026:1779467345)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1779467345 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...

CentOS Linux 7 [TuxCare] Security Update: unbound / unbound-devel / unbound-libs / unbound-python Multiple Vulnerabilities (CENTOS7:CLSA-2026:1779978016)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1779978016 advisory. - NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to a degradation of service attack related to parsing long lists o...

AlmaLinux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1785417704)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785417704 advisory. - DISPUTE NOTE: this issue does not pose a security risk as it according to analysis by the original software developer, NLnet Labs...

AlmaLinux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc (ALMALINUX9.6:CLSA-2026:1790264968)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790264968 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...

Rocky Linux 9 [CIQ] Security Update: bind / bind-chroot / bind-debuginfo / bind-debugsource / bind-devel / etc Multiple Vulnerabilities (crlsa-2024_2551)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20242551 advisory. bind: Preparing an NSEC3 closest encloser proof can exhaust CPU resources CVE-2023-50868 bind: KeyTrap - Extreme CPU consumption in DNSSEC validator...

Rocky Linux 8 [CIQ] Security Update: bind / bind-chroot / bind-debuginfo / bind-debugsource / bind-devel / etc Multiple Vulnerabilities (crlsa-2024_3271)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20243271 advisory. bind9: Parsing large DNS messages may cause excessive CPU load CVE-2023-4408 bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator CVE-2023-50387...

Rocky Linux 8 [CIQ] Security Update: python3-unbound / python3-unbound-debuginfo / unbound / etc Multiple Vulnerabilities (crlsa-2026_24365)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202624365 advisory. unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options CVE-2026-42944 unbound: Unbound DNSSEC Validator Denial of Service via...

AlmaLinux 9.2 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs (ALMALINUX9.2:CLSA-2026:1779533909)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1779533909 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...

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...

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...

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...

OESA-2026-4130 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

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...