Information Exposure Affecting xen package, versions [,4.3.1)


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (28th percentile)

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  • Snyk IDSNYK-UNMANAGED-XEN-2384005
  • published26 Jan 2022
  • disclosed1 Oct 2013
  • creditUnknown

Introduced: 1 Oct 2013

CVE-2013-4355  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade xen to version 4.3.1 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure. Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified operations related to addresses without associated memory.

CVSS Scores

version 3.1