Buffer overflow in libvirt - CVE-2013-5651
Published: October 1, 2013 / Updated: August 10, 2020
Vulnerability identifier: #VU42522
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-5651
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The virBitmapParse function in util/virbitmap.c in libvirt before 1.1.2 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via a crafted bitmap, as demonstrated by a large nodeset value to numatune.
Affected software
libvirt
How to mitigate CVE-2013-5651
Install update from vendor's website.
External References
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=47b9127e883677a0d60d767030a147450e919a25
- http://libvirt.org/news.html
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00024.html
- http://secunia.com/advisories/60895
- http://security.gentoo.org/glsa/glsa-201412-04.xml
- http://www.openwall.com/lists/oss-security/2013/08/30/1
- http://www.ubuntu.com/usn/USN-1954-1
- https://bugzilla.redhat.com/show_bug.cgi?id=997367