{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-07-22T06:06:38", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://patchwork.ozlabs.org/patch/1236118/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.netapp.com/advisory/ntap-20200313-0003/"}, {"name": "openSUSE-SU-2020:0336", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"}, {"name": "USN-4318-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4318-1/"}, {"name": "USN-4324-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4324-1/"}, {"name": "USN-4344-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4344-1/"}, {"name": "USN-4342-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4342-1/"}, {"name": "USN-4419-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4419-1/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "ID": "CVE-2020-8992", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://patchwork.ozlabs.org/patch/1236118/", "refsource": "MISC", "url": "https://patchwork.ozlabs.org/patch/1236118/"}, {"name": "https://security.netapp.com/advisory/ntap-20200313-0003/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20200313-0003/"}, {"name": "openSUSE-SU-2020:0336", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"}, {"name": "USN-4318-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4318-1/"}, {"name": "USN-4324-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4324-1/"}, {"name": "USN-4344-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4344-1/"}, {"name": "USN-4342-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4342-1/"}, {"name": "USN-4419-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4419-1/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:19:18.228Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://patchwork.ozlabs.org/patch/1236118/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20200313-0003/"}, {"name": "openSUSE-SU-2020:0336", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"}, {"name": "USN-4318-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4318-1/"}, {"name": "USN-4324-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4324-1/"}, {"name": "USN-4344-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4344-1/"}, {"name": "USN-4342-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4342-1/"}, {"name": "USN-4419-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4419-1/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-8992", "datePublished": "2020-02-14T04:27:04", "dateReserved": "2020-02-14T00:00:00", "dateUpdated": "2024-08-04T10:19:18.228Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "28C3E756-7743-4063-A2BE-C2BE2D557B67", "versionEndIncluding": "5.5.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*", "matchCriteriaId": "A31C8344-3E02-4EB8-8BD8-4C84B7959624", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*", "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*", "matchCriteriaId": "3A756737-1CC4-42C2-A4DF-E1C893B4E2D5", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*", "matchCriteriaId": "5C2089EE-5D7F-47EC-8EA5-0F69790564C4", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*", "matchCriteriaId": "0EF46487-B64A-454E-AECC-D74B83170ACD", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3C19813-E823-456A-B1CE-EC0684CE1953", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", "matchCriteriaId": "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*", "matchCriteriaId": "E94F7F59-1785-493F-91A7-5F5EA5E87E4D", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "234DEFE0-5CE5-4B0A-96B8-5D227CB8ED31", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*", "matchCriteriaId": "CDDF61B7-EC5C-467C-B710-B89F502CD04F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size."}, {"lang": "es", "value": "La funci\u00f3n ext4_protect_reserved_inode en el archivo fs/ext4/block_validity.c en el kernel de Linux versiones hasta 5.5.3, permite a atacantes causar una denegaci\u00f3n de servicio (soft lockup) por medio de un journal size dise\u00f1ado."}], "id": "CVE-2020-8992", "lastModified": "2024-11-21T05:39:47.700", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2020-02-14T05:15:13.667", "references": [{"source": "[email protected]", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"}, {"source": "[email protected]", "tags": ["Patch", "Third Party Advisory"], "url": "https://patchwork.ozlabs.org/patch/1236118/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20200313-0003/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4318-1/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4324-1/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4342-1/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4344-1/"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4419-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://patchwork.ozlabs.org/patch/1236118/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20200313-0003/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4318-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4324-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4342-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4344-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4419-1/"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-834"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: soft lockup via a crafted journal size in ext4_protect_reserved_inode in fs/ext4/block_validity.c", "id": "1805887", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1805887"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-400", "details": ["ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.", "A vulnerability was found in ext4_protect_reserved_inode in the fs/ext4/block_validity.c function. This flaw allows an attacker to mount a crafted image with a large size inode journal, causing a denial of service."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread\ninstallation base or stability."}, "name": "CVE-2020-8992", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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-alt", "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:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2020-02-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-8992\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-8992"], "statement": "The affected code was not introduced into any kernel versions shipped with Red Hat Enterprise Linux making this vulnerable not applicable to these platforms.", "threat_severity": "Low"}