CVE-2016-4470

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{"acknowledgement": "This issue was discovered by David Howells (Red Hat).", "affected_release": [{"advisory": "RHSA-2016:2006", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-642.6.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2016-10-04T00:00:00Z"}, {"advisory": "RHSA-2016:2133", "cpe": "cpe:/o:redhat:rhel_aus:6.4", "package": "kernel-0:2.6.32-358.75.1.el6", "product_name": "Red Hat Enterprise Linux 6.4 Advanced Update Support", "release_date": "2016-11-01T00:00:00Z"}, {"advisory": "RHSA-2016:2074", "cpe": "cpe:/o:redhat:rhel_aus:6.5", "package": "kernel-0:2.6.32-431.74.1.el6", "product_name": "Red Hat Enterprise Linux 6.5 Advanced Update Support", "release_date": "2016-10-18T00:00:00Z"}, {"advisory": "RHSA-2016:2128", "cpe": "cpe:/o:redhat:rhel_eus:6.6", "package": "kernel-0:2.6.32-504.54.1.el6", "product_name": "Red Hat Enterprise Linux 6.6 Extended Update Support", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2076", "cpe": "cpe:/o:redhat:rhel_eus:6.7", "package": "kernel-0:2.6.32-573.35.1.el6", "product_name": "Red Hat Enterprise Linux 6.7 Extended Update Support", "release_date": "2016-10-18T00:00:00Z"}, {"advisory": "RHSA-2016:1541", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-327.28.2.rt56.234.el7_2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-08-02T00:00:00Z"}, {"advisory": "RHSA-2016:1539", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-327.28.2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-08-02T00:00:00Z"}, {"advisory": "RHSA-2016:1657", "cpe": "cpe:/o:redhat:rhel_eus:7.1", "package": "kernel-0:3.10.0-229.40.1.el7", "product_name": "Red Hat Enterprise Linux 7.1 Extended Update Support", "release_date": "2016-08-23T00:00:00Z"}, {"advisory": "RHSA-2016:1532", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-1:3.10.0-327.rt56.194.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2016-08-02T00:00:00Z"}], "bugzilla": {"description": "kernel: Uninitialized variable in request_key handling causes kernel crash in error handling path", "id": "1341716", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1341716"}, "csaw": false, "cvss": {"cvss_base_score": "6.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "status": "verified"}, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-253", "details": ["The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.", "A flaw was found in the Linux kernel's keyring handling code: the key_reject_and_link() function could be forced to free an arbitrary memory block. An attacker could use this flaw to trigger a use-after-free condition on the system, potentially allowing for privilege escalation."], "name": "CVE-2016-4470", "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:rhel_eus:6.2", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux Extended Update Support 6.2"}], "public_date": "2016-06-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-4470\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-4470"], "statement": "This issue affects the Linux kernels as shipped with Red Hat Enterprise Linux 6 and may be addressed in a future update.\nThis issue does not affect the Linux kernel packages as shipped with Red Hat\nEnterprise Linux 7 and Red Hat Enterprise MRG 2 as the due updates to fix\nthis issue have been shipped now.", "threat_severity": "Important"}

{}