Denial of Service (DoS) Affecting xen package, versions [4.2.0,4.4.0-rc1)


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.34% (26th percentile)

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  • Snyk IDSNYK-UNMANAGED-XEN-2383993
  • published26 Jan 2022
  • disclosed17 Oct 2013
  • creditUnknown

Introduced: 17 Oct 2013

CVE-2013-4369  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade xen to version 4.4.0-rc1 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). The xlu_vif_parse_rate function in the libxlu library in Xen 4.2.x and 4.3.x allows local users to cause a denial of service (NULL pointer dereference) by using the "@" character as the VIF rate configuration.

CVSS Base Scores

version 3.1