bind: Fix of CVE-2026-1519

CVE-2026-1519: Limit NSEC3 iterations when validating referrals to unsigned delegations to avoid excessive CPU consumption...

CLSA-2026-1777541752 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-2026-1777453021 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...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:1428-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1428-1 advisory. - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Tenable has extracted the...

Security update for bind

This update for bind fixes the following issues: CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

Security update for bind

This update for bind fixes the following issues: CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

SUSE-SU-2026:1366-1 Security update for bind

This update for bind fixes the following issues: - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805...

SUSE SLES15 / openSUSE 15 Security Update : bind (SUSE-SU-2026:1312-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1312-1 advisory. - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Tenable has...

SUSE-SU-2026:1312-1 Security update for bind

This update for bind fixes the following issues: - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:1230-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1230-1 advisory. - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Tenable has extracted the...

CLSA-2026-1775735258 bind: Fix of CVE-2026-1519

CVE-2026-1519: fix unbounded NSEC3 iterations when validating referrals to unsigned delegations...

Security update for bind

This update for bind fixes the following issues: CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

SUSE-SU-2026:1229-1 Security update for bind

This update for bind fixes the following issues: - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805...

Security update for bind

This update for bind fixes the following issues: CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

SUSE-SU-2026:1209-1 Security update for bind

This update for bind fixes the following issues: - CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations bsc1260805...

Fedora 42 : bind9-next (2026-bcc66a29da)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-bcc66a29da advisory. Update to 9.21.20 rhbz2440560 Security Fixes: - Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. CVE-2026-1519 - Fi...

Fedora 44 : bind / bind-dyndb-ldap (2026-19d899e92d)

The remote Fedora 44 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-19d899e92d advisory. Update to 9.18.47 rhbz2440561 Security Fixes: - Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. CVE-2026-1519 Source:...

Fedora 43 : bind / bind-dyndb-ldap (2026-b2ec0d8a47)

The remote Fedora 43 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-b2ec0d8a47 advisory. Update to 9.18.47 rhbz2440561 Security Fixes: - Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. CVE-2026-1519 Source:...

USN-8124-1 bind9 vulnerabilities

Samy Medjahed discovered that Bind incorrectly handled insecure delegation validation. A remote attacker could possibly use this issue to cause excessive NSEC3 iterations, consuming CPU resources, and leading to a denial of service. CVE-2026-1519 Vitaly Simonovich discovered that Bind incorrectly...

CVE-2026-1519 Excessive NSEC3 iterations cause high CPU load during insecure delegation validation

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...