Buffer overflow in Xen - CVE-2013-2072
Published: August 29, 2013 / Updated: July 28, 2020
Vulnerability identifier: #VU32676
CSH Severity: Medium
CVSS v4: 8.5 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-2072
CWE-ID: CWE-119
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote #AU# to execute arbitrary code.
Buffer overflow in the Python bindings for the xc_vcpu_setaffinity call in Xen 4.0.x, 4.1.x, and 4.2.x allows local administrators with permissions to configure VCPU affinity to cause a denial of service (memory corruption and xend toolstack crash) and possibly gain privileges via a crafted cpumap.
Affected software
Xen
xen (Alpine package)
SUSE Linux
xen (Alpine package)
SUSE Linux
How to mitigate CVE-2013-2072
Install update from vendor's website.
xen (Alpine package) - update to 4.1.4-r1
External References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106718.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106721.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106778.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- http://www.debian.org/security/2014/dsa-3041
- http://www.openwall.com/lists/oss-security/2013/05/17/2
- http://www.securityfocus.com/bid/59982