CVE - CVE-2012-3432

CVE-ID
CVE-2012-3432	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service (guest OS crash) via unspecified operations on MMIO regions.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:54691 URL:http://www.securityfocus.com/bid/54691 MISC:55082 URL:http://secunia.com/advisories/55082 MISC:DSA-2531 URL:http://www.debian.org/security/2012/dsa-2531 MISC:GLSA-201309-24 URL:http://security.gentoo.org/glsa/glsa-201309-24.xml MISC:SUSE-SU-2012:1043 URL:http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html MISC:SUSE-SU-2012:1044 URL:http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html MISC:[Xen-devel] 20120727 Xen Security Advisory 10 (CVE-2012-3432) - HVM user mode MMIO emul DoS URL:http://lists.xen.org/archives/html/xen-devel/2012-07/msg01649.html MISC:openSUSE-SU-2012:1172 URL:http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html MISC:openSUSE-SU-2012:1174 URL:http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20120614	Disclaimer: The record 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 (20120614)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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