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 v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2013-6457
CWE-ID: CWE-264
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: libvirt.org
Affected software:
libvirt
libvirt
Detailed vulnerability description
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.
How to mitigate CVE-2013-6457
Install update from vendor's website.
Sources
- http://libvirt.org/news.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00060.html
- http://secunia.com/advisories/60895
- http://security.gentoo.org/glsa/glsa-201412-04.xml
- http://www.ubuntu.com/usn/USN-2093-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1048629
- https://www.redhat.com/archives/libvir-list/2013-December/msg01176.html
- https://www.redhat.com/archives/libvir-list/2013-December/msg01258.html