{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-0650", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2025-01-22T15:37:30.389Z", "datePublished": "2025-01-23T16:34:31.390Z", "dateUpdated": "2025-08-27T13:33:48.339Z"}, "containers": {"cna": {"title": "Ovn: egress acls may be bypassed via specially crafted udp packet", "metrics": [{"other": {"content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Open Virtual Network (OVN). 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["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1091", "name": "RHSA-2025:1091", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1092", "name": "RHSA-2025:1092", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1093", "name": "RHSA-2025:1093", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1094", "name": "RHSA-2025:1094", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1095", "name": "RHSA-2025:1095", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1096", "name": "RHSA-2025:1096", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2025:1097", "name": "RHSA-2025:1097", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2025-0650", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2339537", "name": "RHBZ#2339537", "tags": ["issue-tracking", "x_refsource_REDHAT"]}, {"url": "https://www.openwall.com/lists/oss-security/2025/01/22/5"}], "workarounds": [{"lang": "en", "value": "Red Hat Product Security has not identified any mitigations at this time. We recommend updating to a known patched version of OVN."}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. 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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized access to virtual machines and containers running on the OVN network."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en Open Virtual Network (OVN). Los paquetes UDP manipulados en particular pueden eludir las listas de control de acceso (ACL) de salida en instalaciones OVN configuradas con un conmutador l\u00f3gico con registros DNS configurados en \u00e9l y si el mismo conmutador tiene alguna ACL de salida configurada. Este problema puede provocar acceso no autorizado a m\u00e1quinas virtuales y contenedores que se ejecutan en la red OVN."}], "id": "CVE-2025-0650", "lastModified": "2025-02-06T09:15:11.697", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "secalert@redhat.com", "type": "Secondary"}]}, "published": "2025-01-23T17:15:22.163", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1083"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1084"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1085"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1086"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1087"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1088"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1089"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1090"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1091"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1092"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1093"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1094"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1095"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1096"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2025:1097"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2025-0650"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2339537"}, {"source": "secalert@redhat.com", "url": "https://www.openwall.com/lists/oss-security/2025/01/22/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2025/01/22/11"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:1083", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn22.03-0:22.03.7-11.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1084", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn22.06-0:22.06.0-273.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1085", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn22.09-0:22.09.2-86.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1086", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn22.12-0:22.12.1-107.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1087", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn23.03-0:23.03.3-22.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1088", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "ovn23.06-0:23.06.4-26.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1089", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn22.03-0:22.03.7-11.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1090", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn22.06-0:22.06.0-273.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1091", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn22.09-0:22.09.2-86.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1092", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn22.12-0:22.12.1-107.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1093", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn23.03-0:23.03.3-22.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1094", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn23.06-0:23.06.4-26.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1095", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn23.09-0:23.09.6-12.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1096", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn24.03-0:24.03.4-53.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}, {"advisory": "RHSA-2025:1097", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "ovn24.09-0:24.09.1-66.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2025-02-05T00:00:00Z"}], "bugzilla": {"description": "ovn: egress ACLs may be bypassed via specially crafted UDP packet", "id": "2339537", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2339537"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-284", "details": ["A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized access to virtual machines and containers running on the OVN network.", "A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized access to virtual machines and containers running on the OVN network."], "mitigation": {"lang": "en:us", "value": "Red Hat Product Security has not identified any mitigations at this time. We recommend updating to a known patched version of OVN."}, "name": "CVE-2025-0650", "package_state": [{"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Out of support scope", "package_name": "ovn22.06", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Out of support scope", "package_name": "ovn22.09", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Out of support scope", "package_name": "ovn22.12", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Out of support scope", "package_name": "ovn23.03", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "ovn23.06", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "ovn23.09", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "ovn24.03", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "ovn24.09", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2024-01-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-0650\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-0650\nhttps://www.openwall.com/lists/oss-security/2025/01/22/5"], "statement": "Fixes for OpenShift Container Platform ovn component will be consumed from RHEL Fast Datapath.", "threat_severity": "Important"}

{}