Mission and Overview
NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).
Resource Status
NVD contains:

Last updated: 10/25/2014 9:49:17 PM

CVE Publication rate: 51.03

Email List

NVD provides four mailing lists to the public. For information and subscription instructions please visit NVD Mailing Lists

Workload Index
Vulnerability Workload Index: 14.86
About Us
NVD is a product of the NIST Computer Security Division and is sponsored by the Department of Homeland Security's National Cyber Security Division. It supports the U.S. government multi-agency (OSD, DHS, NSA, DISA, and NIST) Information Security Automation Program. It is the U.S. government content repository for the Security Content Automation Protocol (SCAP).

National Cyber Awareness System

Vulnerability Summary for CVE-2011-1750

Original release date: 06/21/2012
Last revised: 06/26/2012
Source: US-CERT/NIST

Overview

Multiple heap-based buffer overflows in the virtio-blk driver (hw/virtio-blk.c) in qemu-kvm 0.14.0 allow local guest users to cause a denial of service (guest crash) and possibly gain privileges via a (1) write request to the virtio_blk_handle_write function or (2) read request to the virtio_blk_handle_read function that is not properly aligned.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.4 (HIGH) (AV:A/AC:M/Au:S/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 4.4
CVSS Version 2 Metrics:
Access Vector: Local network exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

External Source: FEDORA
Name: FEDORA-2012-8604
External Source: XF
Name: kvm-virtioblk-priv-escalation(67062)
External Source: MLIST
Name: [Qemu-devel] 20110330 virtio-blk.c handling of i/o which is not a 512 multiple
External Source: SUSE
Name: SUSE-SU-2011:0533
External Source: CONFIRM
Name: http://git.kernel.org/?p=virt/kvm/qemu-kvm.git;a=commitdiff;h=52c050236eaa4f0b5e1d160cd66dc18106445c4d
External Source: SECUNIA
Name: 44393
Type: Advisory
External Source: SUSE
Name: openSUSE-SU-2011:0510
External Source: SECUNIA
Name: 44660
Type: Advisory
External Source: SECUNIA
Name: 44658
Type: Advisory
External Source: REDHAT
Name: RHSA-2011:0534
External Source: SECUNIA
Name: 44900
Type: Advisory
External Source: OSVDB
Name: 73756
External Source: UBUNTU
Name: USN-1145-1
External Source: MLIST
Name: [Qemu-devel] 20110330 Re: virtio-blk.c handling of i/o which is not a 512 multiple
External Source: SECUNIA
Name: 44132
Type: Advisory
External Source: DEBIAN
Name: DSA-2230

Vulnerable software and versions

Skip Navigation Links.
* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)