CVE - CVE-2014-8594

CVE-ID
CVE-2014-8594	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service (NULL pointer dereference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP).
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:http://xenbits.xen.org/xsa/advisory-109.html DEBIAN:DSA-3140 URL:http://www.debian.org/security/2015/dsa-3140 GENTOO:GLSA-201504-04 URL:https://security.gentoo.org/glsa/201504-04 SUSE:openSUSE-SU-2015:0226 URL:http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html SUSE:openSUSE-SU-2015:0256 URL:http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html BID:71149 URL:http://www.securityfocus.com/bid/71149 SECUNIA:62672 URL:http://secunia.com/advisories/62672 XF:xen-cve20148594-sec-byass(98767) URL:https://exchange.xforce.ibmcloud.com/vulnerabilities/98767
Assigning CNA
N/A
Date Entry Created
20141104	Disclaimer: The entry creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20141104)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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