bind: bind9: Potential memory usage beyond configured limits

A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer from runaway memory usage. The attacker needs to be able to send queries faster than the resolver can perform validation. The increased memory usage can be orders of magnitude beyond the...

SUSE SLED15 / SLES15 Security Update : bind (SUSE-SU-2026:3554-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3554-1 advisory. - CVE-2026-10723: incorrect acceptance of NSEC3 records bsc1271982. - CVE-2026-11331: potential wildcard CNAME...

RHEL 10 : ldns (RHSA-2026:53402)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:53402 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also defin...

Security update for bind

This update for bind fixes the following issues: CVE-2026-10723: incorrect acceptance of NSEC3 records bsc1271982. CVE-2026-11331: potential wildcard CNAME RPZ policy bypass bsc1271984. CVE-2026-11622: potential memory usage beyond configured limits bsc1271986. CVE-2026-11721: cache poisoning...

OPENSUSE-SU-2026:21550-1 Security update for unbound

This update for unbound fixes the following issues: Update to version 1.25.2. Security issues fixed: - CVE-2026-14586: DoS via assertion in libngtcp2 for DNS-over-QUIC environments with high concurrency bsc1271879. - CVE-2026-32665: Remote DNS-over-QUIC denial of service due to quic-size budget...

SUSE-SU-2026:23050-1 Security update for unbound

This update for unbound fixes the following issues: Update to version 1.25.2. Security issues fixed: - CVE-2026-14586: DoS via assertion in libngtcp2 for DNS-over-QUIC environments with high concurrency bsc1271879. - CVE-2026-32665: Remote DNS-over-QUIC denial of service due to quic-size budget...

EulerOS 2.0 SP11 : bind (EulerOS-SA-2026-3113)

According to the versions of the bind packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack. If a victim resolver makes a query to a specially crafted zone...

EulerOS 2.0 SP11 : bind (EulerOS-SA-2026-3058)

According to the versions of the bind packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack. If a victim resolver makes a query to a specially crafted zone...

EulerOS 2.0 SP13 : dnsmasq (EulerOS-SA-2026-2963)

According to the versions of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS...

EulerOS 2.0 SP15 : unbound (EulerOS-SA-2026-2954)

According to the versions of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : NLnet Labs Unbound 1.14.0 up to and including version 1.25.0 has a locking inconsistency vulnerability that when certain conditions are met...

Security Bulletin: Vulnerability in BIND (CVE-2026-1519) affects AIX/ VIOS.

Summary When a BIND 9 resolver performs DNSSEC validation on a maliciously crafted DNS zone, an attacker can trigger excessive NSEC3 iterations during insecure delegation validation. This causes the named process to consume excessive CPU resources, potentially making the resolver unavailable...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:3477-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3477-1 advisory. This update for bind fixes the following issues - CVE-2026-10723: Incorrect acceptance of NSEC3 records bsc1271982. - CVE-2026-1133...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:3476-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3476-1 advisory. This update for bind fixes the following issues - CVE-2026-10723: Incorrect acceptance of NSEC3 records bsc1271982. - CVE-2026-1133...

SUSE SLES12: bind / bind-chrootenv / bind-devel / bind-doc / bind-utils / etc (SUSE-SU-2026:3484-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3484-1 advisory. This update for bind fixes the following issues - CVE-2026-11622: Potential memory usage beyond configured limits bsc1271986. - CVE-2026-11721:...

RLSA-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...

Amazon Linux 2023 : bind, bind-chroot, bind-devel (ALAS2023-2026-2040)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2040 advisory. BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses.This issue affects BIND 9 versions 9.18.0 through 9.18.50,...

Important: bind

Issue Overview: BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses. This issue affects BIND 9 versions 9.18.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:3452-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3452-1 advisory. - CVE-2026-10723: accepting incorrect child-zone NSEC3 records as valid can allow an attacker to forge authenticated NXDOMAIN...

Amazon Linux 2 : unbound, --advisory ALAS2UNBOUND-1.17-2026-009 (ALASUNBOUND-1.17-2026-009)

The version of unbound installed on the remote host is prior to 1.17.0-2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2UNBOUND-1.17-2026-009 advisory. In NLnet Labs Unbound 1.7.0 up to and including 1.25.1, insufficient validation of the RRSIG.Labels field...

Amazon Linux 2 : bind, --advisory ALAS2-2026-3854 (ALAS-2026-3854)

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 ALAS2-2026-3854 advisory. BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMA...