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{}

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{"acknowledgement": "Red Hat would like to thank Qian Chen for reporting this issue.", "affected_release": [{"advisory": "RHSA-2023:0685", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.13-0:2.13.0-212.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2023-02-09T00:00:00Z"}, {"advisory": "RHSA-2023:0687", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.15-0:2.15.0-133.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2023-02-09T00:00:00Z"}, {"advisory": "RHSA-2023:0688", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.17-0:2.17.0-71.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2023-02-09T00:00:00Z"}, {"advisory": "RHSA-2023:0689", "cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "package": "openvswitch2.16-0:2.16.0-111.el8fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 8", "release_date": "2023-02-09T00:00:00Z"}, {"advisory": "RHSA-2023:0691", "cpe": "cpe:/o:redhat:enterprise_linux:9::fastdatapath", "package": "openvswitch2.17-0:2.17.0-62.el9fdp", "product_name": "Fast Datapath for Red Hat Enterprise Linux 9", "release_date": "2023-02-09T00:00:00Z"}], "bugzilla": {"description": "openvswitch: Integer Underflow in Organization Specific TLV", "id": "2155381", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2155381"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-191->CWE-125", "details": ["An integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.", "A flaw was found in the OpenvSwitch package. If LLDP processing is enabled for a specific port, crafted LLDP packets could cause a data underflow."], "name": "CVE-2022-4338", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch2.10", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch2.11", "product_name": "Fast Datapath for RHEL 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7::fastdatapath", "fix_state": "Will not fix", "package_name": "openvswitch2.12", "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:8::fastdatapath", "fix_state": "Out of support scope", "package_name": "openvswitch2.11", "product_name": "Fast Datapath for RHEL 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8::fastdatapath", "fix_state": "Will not fix", "package_name": "openvswitch2.12", "product_name": "Fast Datapath for RHEL 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "openvswitch", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "openvswitch2.15", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "openvswitch2.16", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openvswitch2.17", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Out of support scope", "package_name": "openvswitch", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Out of support scope", "package_name": "openvswitch2.11", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}], "public_date": "2022-12-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-4338\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-4338\nhttps://github.com/openvswitch/ovs/pull/405\nhttps://mail.openvswitch.org/pipermail/ovs-dev/2022-December/400596.html"], "statement": "To exploit this vulnerability, it requires LLDP processing to be enabled for a specific port, which is unlikely to be exploitable in any of the Red Hat products. Considering this restriction, the impact is lowered to moderate.", "threat_severity": "Moderate", "upstream_fix": "openvswitch 3.0.3, openvswitch 2.17.5, openvswitch 2.16.6, openvswitch 2.15.7, openvswitch 2.14.8, openvswitch 2.13.10"}