CVE-2013-4356

Severity

54%

Complexity

55%

Confidentiality

106%

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).

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).

CVSS 2.0 Base Score 5.4. CVSS Attack Vector: adjacent_network. CVSS Attack Complexity: medium. CVSS Vector: (AV:A/AC:M/Au:N/C:P/I:P/A:P).

Overview

First reported 11 years ago

2013-10-09 22:55:00

Last updated 8 years ago

2017-01-07 02:59:00

Affected Software

Xen Xen 4.3.0

4.3.0

References

54962

Vendor Advisory

GLSA-201407-03

[oss-security] 20130930 Xen Security Advisory 64 (CVE-2013-4356) - Memory accessible by 64-bit PV guests under live migration

62709

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