{"schema":"vulnpedia.research/1","cve":"CVE-2026-19666","generated":"2026-10-26T13:52:32.101Z","references":[{"url":"https://kb.isc.org/docs/cve-2026-19666","tags":["vendor-advisory","vendor-reference"],"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","origins":[{"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","url":"https://kb.isc.org/docs/cve-2026-19666"},{"source":"nvd","sourceId":"CVE-2026-19666","modified":"2026-09-17T18:16:39.403","url":"https://kb.isc.org/docs/cve-2026-19666"},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://kb.isc.org/docs/cve-2026-19666"}]},{"url":"https://downloads.isc.org/isc/bind9/9.20.29","tags":["patch","vendor-reference"],"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","origins":[{"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","url":"https://downloads.isc.org/isc/bind9/9.20.29"},{"source":"nvd","sourceId":"CVE-2026-19666","modified":"2026-09-17T18:16:39.403","url":"https://downloads.isc.org/isc/bind9/9.20.29"},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://downloads.isc.org/isc/bind9/9.20.29"}]},{"url":"https://downloads.isc.org/isc/bind9/9.21.26","tags":["patch","vendor-reference"],"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","origins":[{"source":"mitre","sourceId":"isc","modified":"2026-09-16T14:02:30.453Z","url":"https://downloads.isc.org/isc/bind9/9.21.26"},{"source":"nvd","sourceId":"CVE-2026-19666","modified":"2026-09-17T18:16:39.403","url":"https://downloads.isc.org/isc/bind9/9.21.26"},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://downloads.isc.org/isc/bind9/9.21.26"}]},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","tags":["vendor-advisory"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"url":"https://access.redhat.com/security/cve/CVE-2026-19666","tags":["vendor-reference"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://access.redhat.com/security/cve/CVE-2026-19666"}]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535477","tags":["vendor-reference"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535477"}]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-19666","tags":["vendor-reference"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://www.cve.org/CVERecord?id=CVE-2026-19666"}]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19666","tags":["vendor-reference"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19666"}]},{"url":"https://access.redhat.com/errata/RHSA-2026:75577","tags":["vendor-remediation"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://access.redhat.com/errata/RHSA-2026:75577"}]},{"url":"https://access.redhat.com/errata/RHSA-2026:79162","tags":["vendor-remediation"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://access.redhat.com/errata/RHSA-2026:79162"}]},{"url":"https://access.redhat.com/errata/RHSA-2026:79113","tags":["vendor-remediation"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://access.redhat.com/errata/RHSA-2026:79113"}]},{"url":"https://access.redhat.com/errata/RHSA-2026:75578","tags":["vendor-remediation"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://access.redhat.com/errata/RHSA-2026:75578"}]},{"url":"https://access.redhat.com/errata/RHSA-2026:75767","tags":["vendor-remediation"],"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-0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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. 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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-chroot@9.11.36-16.el8_10.16?arch=s390x&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"AppStream-8.10.0.Z.MAIN.EUS:bind-lite-devel-32:9.11.36-16.el8_10.16.x86_64","product":"bind-lite-devel-32:9.11.36-16.el8_10.16.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79162"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-lite-devel@9.11.36-16.el8_10.16?arch=x86_64&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"AppStream-8.10.0.Z.MAIN.EUS:bind-utils-32:9.11.36-16.el8_10.16.ppc64le","product":"bind-utils-32:9.11.36-16.el8_10.16.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79162"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-utils@9.11.36-16.el8_10.16?arch=ppc64le&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"AppStream-8.10.0.Z.MAIN.EUS:bind9.16-utils-debuginfo-32:9.16.23-0.22.el8_10.16.ppc64le","product":"bind9.16-utils-debuginfo-32:9.16.23-0.22.el8_10.16.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79113"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind9.16-utils-debuginfo@9.16.23-0.22.el8_10.16?arch=ppc64le&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"AppStream-9.8.0.Z.MAIN.EUS:bind9.18-32:9.18.29-14.el9_8.10.aarch64","product":"bind9.18-32:9.18.29-14.el9_8.10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:75578"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind9.18@9.18.29-14.el9_8.10?arch=aarch64&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"BaseOS-8.10.0.Z.MAIN.EUS:bind-debugsource-32:9.11.36-16.el8_10.16.aarch64","product":"bind-debugsource-32:9.11.36-16.el8_10.16.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79162"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-debugsource@9.11.36-16.el8_10.16?arch=aarch64&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"BaseOS-8.10.0.Z.MAIN.EUS:bind-sdb-debuginfo-32:9.11.36-16.el8_10.16.ppc64le","product":"bind-sdb-debuginfo-32:9.11.36-16.el8_10.16.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79162"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-sdb-debuginfo@9.11.36-16.el8_10.16?arch=ppc64le&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"CRB-8.10.0.Z.MAIN.EUS:bind9.16-dnssec-utils-debuginfo-32:9.16.23-0.22.el8_10.16.aarch64","product":"bind9.16-dnssec-utils-debuginfo-32:9.16.23-0.22.el8_10.16.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:79113"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind9.16-dnssec-utils-debuginfo@9.16.23-0.22.el8_10.16?arch=aarch64&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"CRB-9.8.0.Z.MAIN.EUS:bind-utils-debuginfo-32:9.16.23-40.el9_8.10.s390x","product":"bind-utils-debuginfo-32:9.16.23-40.el9_8.10.s390x as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258","url":"https://access.redhat.com/errata/RHSA-2026:75767"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-utils-debuginfo@9.16.23-40.el9_8.10?arch=s390x&epoch=32","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"Red Hat Hardened Images:bind-utils-0:9.20.29-0.1.hum1@x86_64","product":"bind-utils-0:9.20.29-0.1.hum1@x86_64 as a component of Red Hat Hardened Images","status":"fixed","remediations":[{"category":"vendor_fix","details":"For details on how to apply this update, which includes the changes described in this advisory, refer to:\nhttps://images.redhat.com/","url":"https://access.redhat.com/errata/RHSA-2026:68279"},{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."}],"purl":"pkg:rpm/redhat/bind-utils@9.20.29-0.1.hum1?arch=x86_64&distro=hummingbird-20251124&repository_id=public-hummingbird-x86_64-rpms","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind","product":"bind as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind-devel","product":"bind-devel as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind-devel","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind-export-libs","product":"bind-export-libs as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. 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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind-libs","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind-license","product":"bind-license as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. 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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind-pkcs11","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind-pkcs11-libs","product":"bind-pkcs11-libs as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. 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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind-sdb","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind-sdb-chroot","product":"bind-sdb-chroot as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:rpm/redhat/bind-sdb-chroot","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_7:bind.src","product":"bind.src as a component of Red Hat Enterprise Linux 7","status":"known_affected","remediations":[{"category":"workaround","details":"To mitigate this issue, disable the `dns64` feature in the BIND resolver configuration if it is not required. 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This can be done by removing or commenting out the `dns64` configuration block in `named.conf` or related configuration files. After modifying the configuration, the BIND service (`named`) must be reloaded or restarted for the changes to take effect. This action may temporarily interrupt DNS resolution services."},{"category":"none_available","details":"Affected"}],"purl":"pkg:oci/ose-rhel-coreos-9@4.22.9.8.202609081748-0?repository_url=registry.redhat.io/openshift/ose-rhel-coreos-9","origins":[{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json"}]},{"source":"redhat","sourceId":"CVE-2026-19666","modified":"2026-10-09T03:40:23+00:00","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19666.json","productId":"red_hat_enterprise_linux_6:bind","product":"bind as a component of Red Hat Enterprise Linux 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