National Vulnerability Database

National Vulnerability Database

NVD

  1. Vulnerabilities

CVE-2016-7907 Detail

Current Description

The imx_fec_do_tx function in hw/net/imx_fec.c in QEMU (aka Quick Emulator) does not properly limit the buffer descriptor count when transmitting packets, which allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags.


View Analysis Description

Severity

 


CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  4.4 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/10/03/1 Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/10/03/4 Mailing List  Third Party Advisory 
http://www.securityfocus.com/bid/93274 Third Party Advisory  VDB Entry 
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg05556.html Mailing List  Patch  Vendor Advisory 
https://security.gentoo.org/glsa/201611-11 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation cwe source acceptance level NIST  
CWE-399 Resource Management Errors cwe source acceptance level NIST  

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Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7907
NVD Published Date:
10/05/2016
NVD Last Modified:
11/10/2020
Source:
Red Hat, Inc.