CVE-2019-3896

{"containers": {"cna": {"affected": [{"product": "kernel", "vendor": "The Linux Foundation", "versions": [{"status": "affected", "version": "2.6.32"}]}], "descriptions": [{"lang": "en", "value": "A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel 2.6 branch. An unprivileged local attacker can use this flaw for a privilege escalation or for a system crash and a denial of service (DoS)."}], "metrics": [{"cvssV3_0": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-416", "description": "CWE-416", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-07-10T11:06:04.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896"}, {"name": "108814", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/108814"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.f5.com/csp/article/K04327111"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.netapp.com/advisory/ntap-20190710-0002/"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T19:26:26.644Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896"}, {"name": "108814", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/108814"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.f5.com/csp/article/K04327111"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20190710-0002/"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2019-3896", "datePublished": "2019-06-18T23:40:34.000Z", "dateReserved": "2019-01-03T00:00:00.000Z", "dateUpdated": "2024-08-04T19:26:26.644Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "kernel", "vendor": "The Linux Foundation", "versions": [{"status": "affected", "version": "2.6.32"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C737E90F-5DD9-493E-9318-6A97012B6103", "versionEndIncluding": "2.6.39.4", "versionStartIncluding": "2.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "EE249E1B-A1FD-4E08-AA71-A0E1F10FFE97", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "9BBCD86A-E6C7-4444-9D74-F861084090F0", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*", "matchCriteriaId": "1F3BEFDB-5156-4E1C-80BB-8BE9FEAA7623", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:*", "matchCriteriaId": "16E6D998-B41D-4B49-9E00-8336D2E40A4A", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "E5ED5807-55B7-47C5-97A6-03233F4FBC3A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel 2.6 branch. An unprivileged local attacker can use this flaw for a privilege escalation or for a system crash and a denial of service (DoS)."}, {"lang": "es", "value": "Puede suceder una vulnerabilidad de doble liberaci\u00f3n en la funci\u00f3n idr_remove_all() en el archivo lib/idr.c en la secci\u00f3n del kernel de Linux versi\u00f3n 2.6. Un atacante local sin privilegios puede usar este defecto para una escalada de privilegios o para un bloqueo del sistema y una denegaci\u00f3n de servicio (DoS)."}], "id": "CVE-2019-3896", "lastModified": "2026-06-17T02:35:49.597", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-06-19T00:15:13.297", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/108814"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896"}, {"source": "secalert@redhat.com", "url": "https://security.netapp.com/advisory/ntap-20190710-0002/"}, {"source": "secalert@redhat.com", "url": "https://support.f5.com/csp/article/K04327111"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/108814"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20190710-0002/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://support.f5.com/csp/article/K04327111"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-415"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"acknowledgement": "Red Hat would like to thank Eiichi Tsukata for reporting this issue.", "affected_release": [{"advisory": "RHSA-2019:1488", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-754.15.3.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2019-06-17T00:00:00Z"}, {"advisory": "RHSA-2019:1490", "cpe": "cpe:/o:redhat:rhel_aus:6.5", "package": "kernel-0:2.6.32-431.95.3.el6", "product_name": "Red Hat Enterprise Linux 6.5 Advanced Update Support", "release_date": "2019-06-17T00:00:00Z"}, {"advisory": "RHSA-2019:1489", "cpe": "cpe:/o:redhat:rhel_aus:6.6", "package": "kernel-0:2.6.32-504.79.3.el6", "product_name": "Red Hat Enterprise Linux 6.6 Advanced Update Support", "release_date": "2019-06-17T00:00:00Z"}], "bugzilla": {"description": "kernel: Double free in lib/idr.c", "id": "1694812", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1694812"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel 2.6 branch. An unprivileged local attacker can use this flaw for a privilege escalation or for a system crash and a denial of service (DoS).", "A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel. An unprivileged local attacker can use this flaw for a privilege escalation or for a system crash and a denial of service (DoS)."], "name": "CVE-2019-3896", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2019-06-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-3896\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-3896"], "threat_severity": "Important"}

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