Vulnerability Database

289,784

Total vulnerabilities in the database

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 18, 2016
  • Updated: Apr 13, 2023
  • CVE: CVE-2016-4480
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.4
  • AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs: