National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2014-3633 Detail

Current Description

The qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or removed from the live image, allows remote attackers to cause a denial of service (crash) or read sensitive heap information via a crafted blkiotune query, which triggers an out-of-bounds read.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=3e745e8f775dfe6f64f18b5c2fe4791b35d3546b
http://lists.opensuse.org/opensuse-updates/2014-10/msg00014.html
http://lists.opensuse.org/opensuse-updates/2014-10/msg00017.html
http://rhn.redhat.com/errata/RHSA-2014-1352.html
http://security.gentoo.org/glsa/glsa-201412-04.xml
http://security.libvirt.org/2014/0004.html Vendor Advisory
http://www.debian.org/security/2014/dsa-3038
http://www.ubuntu.com/usn/USN-2366-1

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:10.04:*:lts:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:lts:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:libvirt:libvirt:1.2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:1.2.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:libvirt:libvirt:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.2.8


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-3633
NVD Published Date:
10/06/2014
NVD Last Modified:
01/02/2015