The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.
References
Configurations
Configuration 1 (hide)
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Information
Published : 2016-01-22 07:59
Updated : 2018-10-30 09:26
NVD link : CVE-2016-1570
Mitre link : CVE-2016-1570
JSON object : View
CWE
CWE-20
Improper Input Validation
Products Affected
xen
- xen