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Case File

CVE-2012-4539

LOW · CVSS 2.1 EPSS 0.43%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2012-11-21 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 2.1. It may lead to a denial-of-service condition.

CVE
CVE-2012-4539
Severity
LOW
CVSS
2.1
EPSS
0.43%

Original NVD Description

Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, allows local guest OS administrators to cause a denial of service (infinite loop and hang or crash) via invalid arguments to GNTTABOP_get_status_frames, aka "Grant table hypercall infinite loop DoS vulnerability."