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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-6457 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
Base Score | 5.2 |
---|---|
Base Metrics | AV:A/AC:L/Au:S/C:P/I:P/A:P |
Access Vector | Adjacent Network |
Access Complexity | Low |
Authentication | Single |
Confidentiality Impact | Partial |
Integrity Impact | Partial |
Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Package | State |
---|---|---|
Red Hat Gluster Storage 2.1 | libvirt | Not affected |
Red Hat Gluster Storage 2.0 | libvirt | Not affected |
Red Hat Enterprise Linux 7 | libvirt | Not affected |
Red Hat Enterprise Linux 6 | libvirt | Not affected |
Red Hat Enterprise Linux 5 | libvirt | Not affected |