{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-32252", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2023-05-05T10:00:07.895Z", "datePublished": "2023-07-24T15:19:26.515Z", "dateUpdated": "2024-08-02T15:10:24.250Z"}, "containers": {"cna": {"title": "Session null pointer dereference denial-of-service vulnerability", "metrics": [{"other": {"content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system."}], "affected": [{"product": "kernel", "vendor": "n/a", "versions": [{"version": "6.4-rc1", "status": "unaffected"}]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:6"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:7"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel-rt", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:7"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:8"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel-rt", "defaultStatus": "unaffected", "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": "kernel", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:9"]}, {"vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "kernel-rt", "defaultStatus": "unaffected", "cpes": ["cpe:/o:redhat:enterprise_linux:9"]}, {"product": "Fedora", "vendor": "Fedora", "collectionURL": "https://packages.fedoraproject.org/", "packageName": "kernel", "defaultStatus": "unaffected"}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-32252", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219815", "name": "RHBZ#2219815", "tags": ["issue-tracking", "x_refsource_REDHAT"]}, {"url": "https://security.netapp.com/advisory/ntap-20231124-0001/"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-CAN-20590/"}], "datePublic": "2023-05-04T00:00:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-476", "description": "NULL Pointer Dereference", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-476: NULL Pointer Dereference", "timeline": [{"lang": "en", "time": "2023-04-27T00:00:00.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2023-05-04T00:00:00.000Z", "value": "Made public."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2024-01-23T03:28:10.819Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T15:10:24.250Z"}, "title": "CVE Program Container", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-32252", "tags": ["vdb-entry", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219815", "name": "RHBZ#2219815", "tags": ["issue-tracking", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20231124-0001/", "tags": ["x_transferred"]}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-CAN-20590/", "tags": ["x_transferred"]}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6943BD04-722B-4B0F-810D-A5086EA877BB", "versionEndExcluding": "5.15.145", "versionStartIncluding": "5.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D48F00B5-5471-4D1B-BE47-1DAB8122F35A", "versionEndExcluding": "6.1.29", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F92F7C8E-A977-4255-B1B6-D1908D8B408F", "versionEndExcluding": "6.2.16", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "38F6F330-91A0-4675-8B90-6F950471A7CC", "versionEndExcluding": "6.3.2", "versionStartIncluding": "6.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*", "matchCriteriaId": "9F9C8C20-42EB-4AB5-BD97-212DEB070C43", "vulnerable": false}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "6770B6C3-732E-4E22-BF1C-2D2FD610061C", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*", "matchCriteriaId": "E63D8B0F-006E-4801-BF9D-1C001BBFB4F9", "vulnerable": false}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "7FFF7106-ED78-49BA-9EC5-B889E3685D53", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*", "matchCriteriaId": "B06F4839-D16A-4A61-9BB5-55B13F41E47F", "vulnerable": false}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "56409CEC-5A1E-4450-AA42-641E459CC2AF", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*", "matchCriteriaId": "8497A4C9-8474-4A62-8331-3FE862ED4098", "vulnerable": false}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "D0B4AD8A-F172-4558-AEC6-FF424BA2D912", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*", "matchCriteriaId": "CDDF61B7-EC5C-467C-B710-B89F502CD04F", "vulnerable": false}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "234DEFE0-5CE5-4B0A-96B8-5D227CB8ED31", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system."}], "id": "CVE-2023-32252", "lastModified": "2024-11-21T08:02:58.980", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-07-24T16:15:11.610", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://access.redhat.com/security/cve/CVE-2023-32252"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219815"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20231124-0001/"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-CAN-20590/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://access.redhat.com/security/cve/CVE-2023-32252"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219815"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20231124-0001/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-CAN-20590/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: ksmbd: session NULL pointer dereference denial-of-service vulnerability", "id": "2219815", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219815"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.", "A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system."], "name": "CVE-2023-32252", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-05-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-32252\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-32252\nhttps://www.zerodayinitiative.com/advisories/ZDI-CAN-20590/"], "statement": "No Red Hat products are affected by this flaw, as the ksmbd code is not included in any shipping kernel release.", "threat_severity": "Important"}

{}