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{"acknowledgement": "Red Hat would like to thank Xen project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:0721", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-308.8.2.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-06-12T00:00:00Z"}], "bugzilla": {"description": "kernel: denial of service due to AMD Erratum #121", "id": "824966", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=824966"}, "csaw": false, "cvss": {"cvss_base_score": "4.6", "cvss_scoring_vector": "AV:A/AC:H/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["Xen 4.0, and 4.1, when running a 64-bit PV guest on \"older\" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service (host hang) via sequential execution of instructions across a non-canonical boundary, a different vulnerability than CVE-2012-0217."], "name": "CVE-2012-2934", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Affected", "package_name": "kernel-xen", "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": "2012-06-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-2934\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-2934"], "statement": "This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6, and Red Hat Enterprise MRG, as those versions have a guard page between the end of the user-mode accessible virtual address space and the beginning of the non-canonical area due to CVE-2005-1764 fix.\nThis issue did affect the versions of Xen hypervisor as shipped with Red Hat Enterprise Linux 5. A kernel-xen update for Red Hat Enterprise Linux 5 is available to address this flaw.", "threat_severity": "Moderate"}