Release Date: | 2016-01-20 |
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.
See more information about CVE-2016-1570 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 6 | Base Metrics: | AV:N/AC:M/Au:S/C:P/I:P/A:P |
Access Vector: | Network | Attack Complexity: | Medium |
Authentication: | Requires single instance | Confidentiality Impact: | Partial |
Integrity Impact: | Partial | Availability Impact: | Partial |
Platform | Errata | Release Date |
Oracle VM version 3.2 (xen) | OVMSA-2016-0008 | 2016-01-25 |
Oracle VM version 3.3 (xen) | OVMSA-2016-0007 | 2016-01-25 |
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