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4.7
CVSSv2

CVE-2013-1918

Published: 13/05/2013 Updated: 19/04/2014
CVSS v2 Base Score: 4.7 | Impact Score: 6.9 | Exploitability Score: 3.4
VMScore: 418
Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C
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Vulnerability Summary

Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and previous versions are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal."

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xen xen 4.1.5

xen xen 4.2.1

xen xen 4.2.2

xen xen 4.2.0

Vendor Advisories

Debian Security Advisories: DSA-2666-1 xen -- several vulnerabilities
Multiple vulnerabilities have been discovered in the Xen hypervisor The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2013-1918 (XSA 45) several long latency operations are not preemptible Some page table manipulation operations for PV guests were not made preemptible, allowing a malicious or buggy ...
Red Hat: CVE-2013-1918
Certain page table manipulation operations in Xen 41x, 42x, and earlier are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal" ...

References

CWE-119http://secunia.com/advisories/53187http://www.openwall.com/lists/oss-security/2013/05/02/8http://www.securityfocus.com/bid/59615http://www.debian.org/security/2013/dsa-2666http://secunia.com/advisories/55082http://security.gentoo.org/glsa/glsa-201309-24.xmlhttp://lists.fedoraproject.org/pipermail/package-announce/2013-May/105533.htmlhttp://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.htmlhttps://nvd.nist.govhttps://www.debian.org/security/./dsa-2666https://access.redhat.com/security/cve/cve-2013-1918
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