National Vulnerability Database

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    Vulnerabilities Detail

CVE-2014-3640 Detail

Description

The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.

Source:  MITRE
Description Last Modified:  11/07/2014

Evaluator Description

CWE-476: NULL Pointer Dereference

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg03543.html Patch Vendor Advisory
http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04598.html Patch Vendor Advisory
http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04707.html Patch Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2015-0349.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0624.html Third Party Advisory
http://www.debian.org/security/2014/dsa-3044
http://www.debian.org/security/2014/dsa-3045 Third Party Advisory
http://www.ubuntu.com/usn/USN-2409-1 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1144818 Issue Tracking

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-3640
NVD Published Date:
11/07/2014
NVD Last Modified:
11/03/2017