CVE-2016-4480
The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.
Published:May 17, 2016
Last Modified:Apr 12, 2025
EPS:May 18, 2016
EPSS Score:0.00172
CVSS Score:8.4
Affected Products
Vendor
Product
Action
Vendor
Oracle
Product
Vm Server
Oracle
Vm Server
Vendor
Xen
Product
Xen
Xen
Xen
Exploits
No exploit reference
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
