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{"affected_release": [{"advisory": "RHSA-2017:0387", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-514.10.2.rt56.435.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-03-02T00:00:00Z"}, {"advisory": "RHSA-2017:0386", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-514.10.2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-03-02T00:00:00Z"}], "bugzilla": {"description": "kernel: kvm: x86: NULL pointer dereference during instruction decode", "id": "1393350", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1393350"}, "csaw": false, "cvss": {"cvss_base_score": "5.2", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "status": "verified"}, "cvss3": {"cvss3_base_score": "6.2", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-476", "details": ["The x86_decode_insn function in arch/x86/kvm/emulate.c in the Linux kernel before 4.8.7, when KVM is enabled, allows local users to cause a denial of service (host OS crash) via a certain use of a ModR/M byte in an undefined instruction.", "Linux kernel built with the Kernel-based Virtual Machine (CONFIG_KVM) support is vulnerable to a null pointer dereference flaw. It could occur on x86 platform, when emulating an undefined instruction. An attacker could use this flaw to crash the host kernel resulting in DoS."], "name": "CVE-2016-8630", "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:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2016-11-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-8630\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-8630"], "statement": "This issue does not affect the versions of the kernel package as shipped with\nRed Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.\nThis issue affects the version of Linux kernel as shipped with Red Hat Enterprise\nLinux 7. Future kernel updates for Red Hat Enterprise Linux 7 may address this\nissue.", "threat_severity": "Important"}