CVE-2013-4356

Publication date 9 October 2013

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Description

Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).

Read the notes from the security team

Status

Package Ubuntu Release Status
xen 13.10 saucy
Fixed 4.3.0-1ubuntu1.1
13.04 raring
Not affected
12.10 quantal
Not affected
12.04 LTS precise
Not affected
10.04 LTS lucid Not in release
xen-3.3 13.10 saucy Not in release
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

mdeslaur

this is XSA-64 only affects 4.3+

References

Other references

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