CVE-2013-2078

Publication date 14 August 2013

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Description

Xen 4.0.2 through 4.0.4, 4.1.x, and 4.2.x allows local PV guest users to cause a denial of service (hypervisor crash) via certain bit combinations to the XSETBV instruction.

Read the notes from the security team

Status

Package Ubuntu Release Status
xen 13.04 raring
Fixed 4.2.1-0ubuntu3.2
12.10 quantal
Fixed 4.1.3-3ubuntu1.6
12.04 LTS precise
Fixed 4.1.2-2ubuntu2.9
10.04 LTS lucid Not in release
xen-3.3 13.04 raring Not in release
12.10 quantal Not in release
12.04 LTS precise Not in release
10.04 LTS lucid
Not affected

Notes

seth-arnold

adding "no-xsave" to supervisor mitigates against the problem

mdeslaur

This is XSA-54

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
xen

References

Other references