Computer Security
[EN] securityvulns.ru no-pyccku


Xend DoS conditions
Published:27.08.2012
Source:
SecurityVulns ID:12542
Type:local
Threat Level:
5/10
Description:Different DoS conditions.
Affected:XEN : Xen 4.1
CVE:CVE-2012-3433 (Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.)
 CVE-2012-3432 (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.)
Original documentdocumentDEBIAN, [SECURITY] [DSA 2531-1] xen security update (27.08.2012)

About | Terms of use | Privacy Policy
© SecurityVulns, 3APA3A, Vladimir Dubrovin
Nizhny Novgorod