CVE-2013-4371

Publication date 17 October 2013

Last updated 24 July 2024

Description

Use-after-free vulnerability in the libxl_list_cpupool function in the libxl toolstack library in Xen 4.2.x and 4.3.x, when running "under memory pressure," returns the original pointer when the realloc function fails, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
xen	13.10 saucy	Fixed 4.3.0-1ubuntu1.1
	13.04 raring	Fixed 4.2.2-0ubuntu0.13.04.2
	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

How can I get the fixes?
What do statuses mean?

Notes

jdstrand

per upstream, 4.2 and later

mdeslaur

This is XSA-70

References

MITRE
NVD
Launchpad
Debian

Other references

http://lists.xen.org/archives/html/xen-announce/2013-10/msg00004.html
https://www.cve.org/CVERecord?id=CVE-2013-4371