CVE-2014-8867

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"NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-12-01T15:59:09.780", "references": [{"source": "cve@mitre.org", "url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0783.html"}, {"source": 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{"acknowledgement": "Red Hat would like to thank Xen project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:0783", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-404.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2015-04-07T00:00:00Z"}], "bugzilla": {"description": "xen: Insufficient bounding of \"REP MOVS\" to MMIO emulated inside the hypervisor (xsa112)", "id": "1164255", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1164255"}, "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"}, "details": ["The acceleration support for the \"REP MOVS\" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.", "An insufficient bound checking flaw was found in the Xen hypervisor's implementation of acceleration support for the \"REP MOVS\" instructions. A privileged HVM guest user could potentially use this flaw to crash the host."], "name": "CVE-2014-8867", "public_date": "2014-11-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-8867\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-8867\nhttp://xenbits.xen.org/xsa/advisory-112.html"], "statement": "This issue does affect the versions of the kernel-xen package as shipped with\nRed Hat Enterprise Linux 5. Future kernel-xen updates for Red Hat Enterprise\nLinux 5 may address this issue.", "threat_severity": "Important"}

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