CVE-2011-2901

MEDIUM · CVSS 5.5 EPSS 0.59%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-10-01 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE

CVE-2011-2901

Severity

MEDIUM

CVSS

5.5

EPSS

0.59%

Original Filing — NVD Description

Off-by-one error in the __addr_ok macro in Xen 3.3 and earlier allows local 64 bit PV guest administrators to cause a denial of service (host crash) via unspecified hypercalls that ignore virtual-address bits.