CVE-2014-8866

Publication date 1 December 2014

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Description

The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.

Status

Package Ubuntu Release Status
xen 15.04 vivid
Fixed 4.4.1-3ubuntu2
14.10 utopic
Fixed 4.4.1-0ubuntu0.14.10.2
14.04 LTS trusty
Fixed 4.4.1-0ubuntu0.14.04.2
12.04 LTS precise
Fixed 4.1.6.1-0ubuntu0.12.04.4
10.04 LTS lucid Not in release
xen-3.3 15.04 vivid Not in release
14.10 utopic Not in release
14.04 LTS trusty Not in release
12.04 LTS precise Not in release
10.04 LTS lucid Ignored end of life

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