dnsmasq contains several vulnerabilities, including attacker DNS redirect, privilege escalation, and heap manipulation

Overview dnsmasq is affected by multiple memory safety and input validation vulnerabilities, including heap buffer overflows, heap corruption, and code execution flaws. Collectively, these vulnerabilities enable attackers to poison cached DNS records, bypass security controls, crash the dnsmasq...

PT-2026-39699

Name of the Vulnerable Software and Affected Versions dnsmasq affected versions not specified Description A heap-based out-of-bounds read in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service by sending a crafted DNS packet. A heap-based out-of-bounds read occur...

hickory-proto: NSEC3 closest-encloser proof validation enters unbounded loop on cross-zone responses

The NSEC3 closest-encloser proof validation in hickory-proto's 0.25.0-alpha.3 ... 0.25.2 and hickory-net's 0.26.0-alpha.1 .. 0.26.0 DnssecDnsHandle walks from the QNAME up to the SOA owner name, building a list of candidate encloser names. The iterator used assumes the QNAME is a descendant of th...

Security Bulletin: IBM i is affected by BIND being too lenient accepting records with forged data and consuming excessive CPU when a resolver is performing DNSSEC validation [CVE-2025-40778, CVE-2026-1519].

Summary Domain Name System for IBM i is vulnerable to BIND being too lenient when accepting records from answers allowing an attack to inject forged data into cache CVE-2025-40778, and consuming excessive CPU when a resolver is performing DNSSEC validation and encounters a maliciously crafted zon...

NSEC3 closest-encloser proof validation enters unbounded loop on cross-zone responses

The NSEC3 closest-encloser proof validation in hickory-proto's DnssecDnsHandle walks from the QNAME up to the SOA owner name, building a list of candidate encloser names. The iterator used assumes the QNAME is a descendant of the SOA owner, terminating only when the current candidate equals the S...

RUSTSEC-2026-0120 NSEC3 closest-encloser proof validation enters unbounded loop on cross-zone responses

The NSEC3 closest-encloser proof validation in hickory-net's DnssecDnsHandle walks from the QNAME up to the SOA owner name, building a list of candidate encloser names. The iterator used assumes the QNAME is a descendant of the SOA owner, terminating only when the current candidate equals the SOA...

CLSA-2026-1777453021 bind: Fix of CVE-2026-1519

CVE-2026-1519: limit NSEC3 iteration count when proving an insecure delegation so a maliciously crafted DNSSEC zone with a high-iteration NSEC3 record cannot exhaust resolver CPU; treat the answer as insecure above the 150-iteration limit. Backport of bind-9.11.36-16.el810.7 RHSA-2026:8352...

CLSA-2026-1777452704 bind: Fix of CVE-2026-1519

CVE-2026-1519: limit NSEC3 iteration count when proving an insecure delegation so a maliciously crafted DNSSEC zone with a high-iteration NSEC3 record cannot exhaust resolver CPU; treat the answer as insecure above the 150-iteration limit. Backport of bind-9.11.36-16.el810.7 RHSA-2026:8352...

OESA-2026-2059 bind security update

BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which resolves host names to IP addresses; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server ...

OESA-2026-2060 bind security update

BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which resolves host names to IP addresses; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server ...

Debian dla-4529 : bind9 - security update

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4529 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4529-1 [email protected] https://www.debian.org/lts/security/...

MiracleLinux 8 : bind9.16-9.16.23-0.22.el8_10.5 (AXSA:2026-453:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-453:01 advisory. bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly from...

MiracleLinux 9 : bind9.18-9.18.29-5.el9_7.4 (AXSA:2026-454:01)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-454:01 advisory. bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly from...

bind security update

An update is available for bind. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Berkeley Internet Name Domain BIND is an implementation of the Domain Name...

MiracleLinux 8 : bind-9.11.36-16.el8_10.7 (AXSA:2026-451:02)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-451:02 advisory. bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly from...

AlmaLinux 8 : bind (ALSA-2026:8352)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:8352 advisory. bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly from the...

RockyLinux 10 : bind (RLSA-2026:8312)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:8312 advisory. bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly from the...

RHEL 10 : bind (RHSA-2026:8312)

"The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:8312 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named %NASLMINLEVEL...

Oracle Linux 8 : bind (ELSA-2026-8352)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-8352 advisory. 32:9.11.36-16.7 - Denial of Service via maliciously crafted DNSSEC-validated zone CVE-2026-1519 Tenable has extracted the preceding description block directly...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 10. 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 the...