{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86563", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-09-08T02:56:25.265Z", "datePublished": "2026-10-14T16:08:04.096Z", "dateUpdated": "2026-10-14T17:28:41.374Z"}, "containers": {"cna": {"title": "Dpdk: dpdk: double offset bug in vhost log mapping calculation", "metrics": [{"other": {"content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in DPDK lib/vhost. A double-offset bug in vhost log mapping calculation can lead to incorrect memory access."}], "affected": [{"vendor": "Red Hat", "product": "Fast Datapath for RHEL 10", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grout", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 10", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.5", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 10", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.6", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.11", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.12", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.13", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.15", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.16", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.17", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.1", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "grout", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.17", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.0", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.1", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.2", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.3", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.4", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.5", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Fast Datapath for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.6", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 10", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "dpdk", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:10"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "dpdk", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:8"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "dpdk", "defaultStatus": "affected", "cpes": ["cpe:/o:redhat:enterprise_linux:9"]}, {"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch2.17", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:openshift:4"]}, {"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.0", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:openshift:4"]}, {"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch3.1", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:openshift:4"]}, {"vendor": "Red Hat", "product": "Red Hat OpenStack Platform 13 (Queens)", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openvswitch", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:openstack:13"]}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-86563", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2529668", "name": "RHBZ#2529668", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-10-14T15:00:39.825Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-131", "description": "Incorrect Calculation of Buffer Size", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-131: Incorrect Calculation of Buffer Size", "workarounds": [{"lang": "en", "value": "No mitigation is currently available."}], "timeline": [{"lang": "en", "time": "2026-09-08T02:25:10.743Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-10-14T15:00:39.825Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "Red Hat would like to thank Anthropic Research for reporting this issue."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-10-14T16:08:04.096Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-14T17:28:34.626460Z", "id": "CVE-2026-86563", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-14T17:28:41.374Z"}}]}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"], "defaultStatus": "affected", "packageName": "grout", "product": "Fast Datapath for RHEL 10", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.5", "product": "Fast Datapath for RHEL 10", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:10::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.6", "product": "Fast Datapath for RHEL 10", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.11", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.12", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.13", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.15", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.16", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.17", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.1", "product": "Fast Datapath for RHEL 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "grout", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch2.17", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.0", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.1", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.2", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.3", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.4", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.5", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9::fastdatapath"], "defaultStatus": "affected", "packageName": "openvswitch3.6", "product": "Fast Datapath for RHEL 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:10"], "defaultStatus": "affected", "packageName": "dpdk", "product": "Red Hat Enterprise Linux 10", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:8"], "defaultStatus": "affected", "packageName": "dpdk", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/o:redhat:enterprise_linux:9"], "defaultStatus": "affected", "packageName": "dpdk", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:openshift:4"], "defaultStatus": "affected", "packageName": "openvswitch2.17", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:openshift:4"], "defaultStatus": "affected", "packageName": "openvswitch3.0", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:openshift:4"], "defaultStatus": "affected", "packageName": "openvswitch3.1", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red Hat"}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:openstack:13"], "defaultStatus": "affected", "packageName": "openvswitch", "product": "Red Hat OpenStack Platform 13 (Queens)", "vendor": "Red Hat"}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in DPDK lib/vhost. A double-offset bug in vhost log mapping calculation can lead to incorrect memory access."}], "id": "CVE-2026-86563", "lastModified": "2026-10-14T20:13:37.910", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-86563", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-14T17:28:34.626460Z", "version": "2.0.3"}}]}, "published": "2026-10-14T17:20:05.600", "references": [{"source": "[email protected]", "url": "https://access.redhat.com/security/cve/CVE-2026-86563"}, {"source": "[email protected]", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2529668"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-131"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"created": "2026-10-14T21:45:07.613772+00:00", "updated": "2026-10-14T21:45:07.613779+00:00", "vendors": []}