CVE-2026-7374

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"vendor": "Red Hat", "product": "Red Hat Container Native Virtualization 4.18", "versions": [{"status": "unaffected", "version": "1778887155", "lessThan": "*", "versionType": "rpm"}], "packageName": "container-native-virtualization/virt-handler-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:container_native_virtualization:4.19::el9"], "vendor": "Red Hat", "product": "Red Hat Container Native Virtualization 4.19", "versions": [{"status": "unaffected", "version": "1779289071", "lessThan": "*", "versionType": "rpm"}], "packageName": "container-native-virtualization/virt-handler-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:container_native_virtualization:4.20::el9"], "vendor": "Red Hat", "product": "Red Hat Container Native Virtualization 4.2", "versions": [{"status": "unaffected", "version": "1779288737", "lessThan": "*", 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"container-native-virtualization/virt-handler-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:container_native_virtualization:4.20::el9"], "vendor": "Red Hat", "product": "Red Hat Container Native Virtualization 4.2", "versions": [{"status": "unaffected", "version": "1779288737", "lessThan": "*", "versionType": "rpm"}], "packageName": "container-native-virtualization/virt-handler-rhel9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:container_native_virtualization:4.21::el9"], "vendor": "Red Hat", "product": "Red Hat Container Native Virtualization 4.21", "versions": [{"status": "unaffected", "version": "1779420069", "lessThan": "*", "versionType": "rpm"}], "packageName": "container-native-virtualization/virt-handler-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}]}], "published": "2026-05-26T14:16:40.717", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:20720", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20736", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20763", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20767", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20782", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20825", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20866", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20886", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20890", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20975", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-7374", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2463728", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20720", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20736", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20763", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20767", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20782", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20825", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20866", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20886", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20890", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:20975", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-7374", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2463728", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-7374.json", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-59"}]}, {"type": "Secondary", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en el componente virt-handler de KubeVirt. Esta vulnerabilidad permite a un usuario autenticado de OpenShift con permisos de edici\u00f3n en un \u00fanico espacio de nombres explotar una validaci\u00f3n incorrecta de enlaces simb\u00f3licos al conectarse a los sockets de consola de la m\u00e1quina virtual. Al reemplazar el socket de la consola con un enlace simb\u00f3lico al socket del tiempo de ejecuci\u00f3n de contenedores (CRI-O) del host, un atacante puede secuestrar la conexi\u00f3n privilegiada del virt-handler. Esto permite al atacante acceder a cualquier socket Unix en el host, lo que podr\u00eda llevar al control total del nodo y de todo el cl\u00faster."}], "lastModified": "2026-08-03T13:18:56.970", "sourceIdentifier": "secalert@redhat.com"}