CVE-2012-2934 Affecting xen package, versions <4.1.2-2ubuntu2.1


Severity

Recommended
0.0
low
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.08% (38th percentile)

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  • Snyk IDSNYK-UBUNTU1204-XEN-366835
  • published3 Dec 2012
  • disclosed3 Dec 2012

Introduced: 3 Dec 2012

CVE-2012-2934  (opens in a new tab)

How to fix?

Upgrade Ubuntu:12.04 xen to version 4.1.2-2ubuntu2.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Ubuntu. See How to fix? for Ubuntu:12.04 relevant fixed versions and status.

Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service (host hang) via sequential execution of instructions across a non-canonical boundary, a different vulnerability than CVE-2012-0217.

CVSS Scores

version 3.1