CVE Vulnerabilities

CVE-2015-7813

Published: Oct 30, 2015 | Modified: Oct 30, 2018
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
2.1 LOW
AV:L/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
4.3 MODERATE
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V3
Ubuntu
LOW

Xen 4.4.x, 4.5.x, and 4.6.x does not limit the number of printk console messages when reporting unimplemented hypercalls, which allows local guests to cause a denial of service via a sequence of (1) HYPERVISOR_physdev_op hypercalls, which are not properly handled in the do_physdev_op function in arch/arm/physdev.c, or (2) HYPERVISOR_hvm_op hypercalls, which are not properly handled in the do_hvm_op function in arch/arm/hvm.c.

Affected Software

Name Vendor Start Version End Version
Xen Xen 4.4.0 (including) 4.4.0 (including)
Xen Xen 4.4.0-rc1 (including) 4.4.0-rc1 (including)
Xen Xen 4.4.1 (including) 4.4.1 (including)
Xen Xen 4.5.0 (including) 4.5.0 (including)
Xen Xen 4.5.1 (including) 4.5.1 (including)
Xen Xen 4.6.0 (including) 4.6.0 (including)
Xen Ubuntu devel *
Xen Ubuntu trusty *
Xen Ubuntu vivid *
Xen Ubuntu wily *

References