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{"acknowledgement": "This issue was discovered by David Alan Gilbert (Red Hat).", "bugzilla": {"description": "Qemu: acpi: heap based buffer overrun during VM migration", "id": "1283722", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1283722"}, "csaw": false, "cvss": {"cvss_base_score": "2.9", "cvss_scoring_vector": "AV:A/AC:H/Au:S/C:N/I:P/A:P", "status": "draft"}, "cwe": "CWE-122", "details": ["Heap-based buffer overflow in QEMU, when built with the Q35-chipset-based PC system emulator.", "A heap-based buffer overflow flaw was discovered in the QEMU emulator built with the Q35-chipset-based PC system emulator. During VM-guest migration, more data (8 bytes) is moved than the allocated memory area. A privileged guest user could use this flaw to corrupt the VM guest image, which could potentially lead to a denial of service."], "name": "CVE-2015-8666", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kvm", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:openstack:5::el6", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)"}, {"cpe": "cpe:/a:redhat:openstack:6", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6 (Juno)"}, {"cpe": "cpe:/a:redhat:openstack:7", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)"}], "public_date": "2015-12-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-8666\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-8666"], "statement": "This issue does not affect the versions of the kvm and xen packages as shipped with Red Hat Enterprise Linux 5.\nThis issue does not affect the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 6, and the Red Hat Enterprise Linux 6 based versions of qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3.\nThis issue does not affect the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 7.\nThis issue does not affect the Red Hat Enterprise Linux 7 based versions of the qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3.", "threat_severity": "Low"}