The BIND resolver accepts validly-signed NSEC records where the "Next Domain Name" field points outside the signer's zone. This issue affects BIND 9 versions 9.11.0 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 9.20.9-S1 through 9.20.24-S1.
CVSS Details
- CVSS 3.1 Base Score: 8.6
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade bind-export-libsUpgrade bind-dnssec-docUpgrade bind-docUpgrade bind-export-develUpgrade bindUpgrade bind-sdbUpgrade bind9.16-docUpgrade bind9.18Upgrade bind-chrootUpgrade bind9.18-docUpgrade bind-dnssec-utilsUpgrade bind9.16-utilsUpgrade python3-bind9.16Upgrade bind-licenseUpgrade bind9.16-dnssec-utilsUpgrade bind9.18-chrootUpgrade bind9.16-libsUpgrade bind9.18-libsUpgrade bind-pkcs11-libsUpgrade bind9.18-utilsUpgrade bind9.16-develUpgrade bind9.18-dnssec-utilsUpgrade bind-pkcs11-develUpgrade bind-pkcs11Upgrade bind9.16-licenseUpgrade bind-lite-develUpgrade bind9.16-chrootUpgrade bind-pkcs11-utilsUpgrade bind9.18-develUpgrade bind9.16Upgrade bind-sdb-chrootUpgrade python3-bindUpgrade bind-libs-liteUpgrade bind-utilsUpgrade bind-develUpgrade bind-libs | Oct 11, 2026 | Aug 13, 2026 |
| Alpine Linux | — | Upgrade bind | Jul 28, 2026 | Jul 22, 2026 |
| Amazon Linux Ami 2 | — | Upgrade bind-pkcs11-develUpgrade bind-sdbUpgrade bind-debuginfoUpgrade bind-export-libsUpgrade bind-pkcs11Upgrade bind-licenseUpgrade bindUpgrade bind-sdb-chrootUpgrade bind-export-develUpgrade bind-develUpgrade bind-pkcs11-libsUpgrade bind-utilsUpgrade bind-libsUpgrade bind-libs-liteUpgrade bind-chrootUpgrade bind-lite-develUpgrade bind-pkcs11-utils | Aug 5, 2026 | Aug 5, 2026 |
| Amazon_linux_2023 | — | Upgrade bind-docUpgrade bind-dnssec-utils-debuginfoUpgrade bind-licenseUpgrade bind-libs-debuginfoUpgrade bindUpgrade bind-utils-debuginfoUpgrade bind-dnssec-utilsUpgrade bind-libsUpgrade bind-debugsourceUpgrade bind-develUpgrade bind-utilsUpgrade bind-debuginfoUpgrade bind-chroot | Aug 10, 2026 | Jul 22, 2026 |
| Debian | — | Upgrade bind9 | Jul 28, 2026 | Jul 28, 2026 |
| Ibm Aix | — | Apply the fix or workaround for bind_advisory31 | Sep 16, 2026 | Sep 16, 2026 |
| Oracle_linux | — | Upgrade bind9.16-chrootUpgrade bind9.16-utilsUpgrade bind9.18Upgrade python3-bindUpgrade bind-licenseUpgrade bind9.18-libsUpgrade bind9.18-chrootUpgrade bind-libsUpgrade bind9.18-utilsUpgrade bind-pkcs11Upgrade bind-develUpgrade bind9.16Upgrade bind-pkcs11-develUpgrade bindUpgrade python3-bind9.16Upgrade bind9.16-dnssec-utilsUpgrade bind9.16-licenseUpgrade bind-pkcs11-utilsUpgrade bind-sdbUpgrade bind-export-develUpgrade bind9.16-libsUpgrade bind9.16-docUpgrade bind-export-libsUpgrade bind-sdb-chrootUpgrade bind-pkcs11-libsUpgrade bind9.16-develUpgrade bind-docUpgrade bind-libs-liteUpgrade bind-utilsUpgrade bind-dnssec-utilsUpgrade bind9.18-dnssec-utilsUpgrade bind9.18-docUpgrade bind9.18-develUpgrade bind-lite-develUpgrade bind-dnssec-docUpgrade bind-chroot | Oct 22, 2026 | Jul 22, 2026 |
| Redhat Openshift | — | Upgrade ose-rhel-coreos | Aug 26, 2026 | Jul 22, 2026 |
| Redhat_linux | — | Upgrade bind9.16-utilsUpgrade bind-dnssec-utilsUpgrade bind-export-develUpgrade bind9.18-dnssec-utilsUpgrade bindUpgrade bind-utils-debuginfoUpgrade bind9.18-debuginfoUpgrade bind-sdbUpgrade bind9.18Upgrade bind-debugsourceUpgrade bind9.16-docUpgrade bind-licenseUpgrade bind-pkcs11-develUpgrade bind-pkcs11-libs-debuginfoUpgrade bind-export-libsUpgrade bind-pkcs11-debuginfoUpgrade bind-pkcs11-utils-debuginfoUpgrade bind-dnssec-utils-debuginfoUpgrade bind9.16-libsUpgrade bind9.18-utilsUpgrade bind-libs-lite-debuginfoUpgrade python3-bind9.16Upgrade bind-docUpgrade bind-utilsUpgrade bind9.18-chrootUpgrade bind9.16-debuginfoUpgrade bind9.18-libs-debuginfoUpgrade bind-lite-develUpgrade bind9.18-dnssec-utils-debuginfoUpgrade bind9.16-dnssec-utils-debuginfoUpgrade bind-sdb-debuginfoUpgrade bind9.18-utils-debuginfoUpgrade bind-pkcs11-utilsUpgrade python3-bindUpgrade bind9.18-docUpgrade bind9.18-develUpgrade bind9.16-utils-debuginfoUpgrade bind9.16-licenseUpgrade bind9.16-libs-debuginfoUpgrade bind-pkcs11Upgrade bind9.16-dnssec-utilsUpgrade bind9.16-chrootUpgrade bind-develUpgrade bind-dnssec-docNo solution existsUpgrade bind-pkcs11-libsUpgrade bind9.18-libsUpgrade bind-libsUpgrade bind-libs-liteUpgrade bind9.16Upgrade bind-debuginfoUpgrade bind-libs-debuginfoUpgrade bind-export-libs-debuginfoUpgrade bind-chrootUpgrade bind-sdb-chrootUpgrade bind9.16-debugsourceUpgrade bind9.18-debugsourceUpgrade bind9.16-devel | Jul 24, 2026 | Jul 22, 2026 |
| Rocky_linux | — | Upgrade bind9.18-utilsUpgrade bind-dnssec-utils-debuginfoUpgrade bind9.18-debuginfoUpgrade bind-pkcs11-utils-debuginfoUpgrade bind-utils-debuginfoUpgrade bind9.16-libsUpgrade bind-pkcs11-develUpgrade bind-dnssec-utilsUpgrade bind9.18-dnssec-utilsUpgrade bind-export-libsUpgrade bind-pkcs11-debuginfoUpgrade bind-sdbUpgrade bind9.18-utils-debuginfoUpgrade bind-debugsourceUpgrade bind9.16-utilsUpgrade bind-pkcs11-libs-debuginfoUpgrade bind-export-develUpgrade bind-libs-debuginfoUpgrade bind9.18-debugsourceUpgrade bind-export-libs-debuginfoUpgrade bind9.16-debuginfoUpgrade bind9.16-chrootUpgrade bind9.18-dnssec-utils-debuginfoUpgrade bind-debuginfoUpgrade bind9.18-libs-debuginfoUpgrade bind9.16-dnssec-utils-debuginfoUpgrade bind-libs-lite-debuginfoUpgrade bind-chrootUpgrade bind9.16-dnssec-utilsUpgrade bind-develUpgrade bind9.18-develUpgrade bind9.16-debugsourceUpgrade bind-pkcs11Upgrade bind9.18-chrootUpgrade bind9.16-develUpgrade bind-utilsUpgrade bind-sdb-debuginfoUpgrade bind-sdb-chrootUpgrade bind-lite-develUpgrade bind9.16-libs-debuginfoUpgrade bind-libsUpgrade bind9.16Upgrade bind-libs-liteUpgrade bind9.18Upgrade bind9.16-utils-debuginfoUpgrade bind-pkcs11-utilsUpgrade bindUpgrade bind9.18-libsUpgrade bind-pkcs11-libs | Aug 17, 2026 | Aug 15, 2026 |
| Ubuntu | — | Upgrade bind9Upgrade bind9 (Ubuntu Pro) | Aug 19, 2026 | Aug 19, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 17, 2026 | Jul 22, 2026 |
Prioritize with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub