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{"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"}