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).
References (4)
Core 4
Core References
Vendor Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/54962
Third Party Advisory vendor-advisory
x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-201407-03.xml
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/09/30/2
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/62709
Scores
EPSS
0.0009
EPSS Percentile
26.1%
Details
CWE
CWE-264
Status
published
Products (1)
xen/xen
4.3.0
Published
Oct 09, 2013
Tracked Since
Feb 18, 2026