Main Vulnerability Database Vulnerabilities #VU42110

Permissions, Privileges, and Access Controls in libvirt - CVE-2013-6457

Published: January 24, 2014 / Updated: August 10, 2020

Vulnerability identifier: #VU42110

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2013-6457

CWE-ID: CWE-264

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote #AU# to read and manipulate data.

The libxlDomainGetNumaParameters function in the libxl driver (libxl/libxl_driver.c) in libvirt before 1.2.1 does not properly initialize the nodemap, which allows local users to cause a denial of service (invalid free operation and crash) or possibly execute arbitrary code via an inactive domain to the virsh numatune command.

Affected software

libvirt

How to mitigate CVE-2013-6457

Install update from vendor's website.

External References

Related Security Bulletins