CVE Daily

CVE-2012-5515

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM...

Medium CVSS 4.7

Overview

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.

CWE: N/A Published: 2012-12-13T11:53:49.103
Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 4.7 (MEDIUM)
  • Detected tags: none (tag impact: LOW)

Recommended actions:

  • Prioritize remediation based on business criticality and exposure.
  • Limit exposure and increase monitoring until fixed.

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