National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-6835 Detail

Description

The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length.

Source:  MITRE
Description Last Modified:  12/09/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.0 MEDIUM
Vector: AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H (V3 legend)
Impact Score: 4.0
Exploitability Score: 1.5


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): High

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://git.qemu.org/?p=qemu.git;a=commit;h=93060258ae748573ca7197204125a2670047896d Issue Tracking Patch
http://www.openwall.com/lists/oss-security/2016/08/11/7 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/18/4 Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2392
https://lists.gnu.org/archive/html/qemu-stable/2016-08/msg00077.html Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-6835
NVD Published Date:
12/09/2016
NVD Last Modified:
01/04/2018