CVE-2022-0669

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This flaw allows a malicious vhost-user master to attach an unexpected number of fds as ancillary data to VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD messages that are not closed by the vhost-user slave. By sending such messages continuously, the vhost-user master exhausts available fd in the vhost-user slave process, leading to a denial of service."}, {"lang": "es", "value": "Se ha encontrado un fallo en dpdk. Este fallo permite a un vhost-user master malicioso adjuntar un n\u00famero inesperado de fds como datos auxiliares a los mensajes VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD que no son cerrados por el vhost-user slave. Al enviar dichos mensajes continuamente, el maestro vhost-user agota los fd disponibles en el proceso esclavo vhost-user, conllevando a una denegaci\u00f3n de servicio"}], "id": "CVE-2022-0669", "lastModified": "2026-06-17T04:21:02.167", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-29T15:15:09.750", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-0669"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://bugs.dpdk.org/show_bug.cgi?id=922"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2055793"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/DPDK/dpdk/commit/af74f7db384ed149fe42b21dbd7975f8a54ef227"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://security-tracker.debian.org/tracker/CVE-2022-0669"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-0669"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://bugs.dpdk.org/show_bug.cgi?id=922"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2055793"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/DPDK/dpdk/commit/af74f7db384ed149fe42b21dbd7975f8a54ef227"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://security-tracker.debian.org/tracker/CVE-2022-0669"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Upstream acknowledges Cheng Jiang (DPDK security team) as the original reporter.", "affected_release": [{"advisory": "RHSA-2022:4786", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.13-0:2.13.0-180.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2022-05-27T00:00:00Z"}, {"advisory": "RHSA-2022:4787", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.15-0:2.15.0-99.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2022-05-27T00:00:00Z"}, {"advisory": "RHSA-2022:4788", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.16-0:2.16.0-74.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2022-05-27T00:00:00Z"}], "bugzilla": {"description": "dpdk: sending vhost-user-inflight type messages could lead to DoS", "id": "2055793", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2055793"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-400->CWE-770", "details": ["A flaw was found in dpdk. This flaw allows a malicious vhost-user master to attach an unexpected number of fds as ancillary data to VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD messages that are not closed by the vhost-user slave. By sending such messages continuously, the vhost-user master exhausts available fd in the vhost-user slave process, leading to a denial of service.", "A flaw was found in dpdk, which allows a malicious primary vhost-user to attach an unexpected number of fds as ancillary data to VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD messages that are not closed by the secondary vhost-user. By sending such messages continuously, the primary vhost-user exhausts available fd in the vhost-user standby process, leading to a denial of service."], "name": "CVE-2022-0669", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Will not fix", "package_name": "dpdk", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Not affected", "package_name": "openvswitch", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Not affected", "package_name": "openvswitch2.11", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch2.13", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch2.15", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "fix_state": "Not affected", "package_name": "openvswitch2.11", "product_name": "Fast Datapath for RHEL 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "fix_state": "Not affected", "package_name": "openvswitch2.17", "product_name": "Fast Datapath for RHEL 8"}, {"cpe": "cpe:/a:redhat:ceph_storage:3", "fix_state": "Out of support scope", "package_name": "ceph", "product_name": "Red Hat Ceph Storage 3"}, {"cpe": "cpe:/a:redhat:ceph_storage:4", "fix_state": "Not affected", "package_name": "ceph", "product_name": "Red Hat Ceph Storage 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "dpdk", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "dpdk", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "dpdk", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift4/dpdk-base-rhel8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Out of support scope", "package_name": "rhosp-openvswitch", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "openvswitch2.10", "product_name": "Red Hat Virtualization 4"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "openvswitch2.11", "product_name": "Red Hat Virtualization 4"}], "public_date": "2022-04-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-0669\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-0669"], "threat_severity": "Moderate"}

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