VULNERABILITY INTELLIGENCE

CVE-2017-7228

CVSS score8.2 HIGH
EPSS probability1.57%
CISA KEVNot currently listed
Published2017-04-04
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Description

An issue (known as XSA-212) was discovered in Xen, with fixes available for 4.8.x, 4.7.x, 4.6.x, 4.5.x, and 4.4.x. The earlier XSA-29 fix introduced an insufficient check on XENMEM_exchange input, allowing the caller to drive hypervisor memory accesses outside of the guest provided input/output arrays.

Weakness classification

  • CWE-129: Improper Validation of Array Index

Primary references