National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-2841 Detail

Description

The ne2000_receive function in the NE2000 NIC emulation support (hw/net/ne2000.c) in QEMU before 2.5.1 allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via crafted values for the PSTART and PSTOP registers, involving ring buffer control.

Source:  MITRE
Description Last Modified:  06/16/2016

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=415ab35a441eca767d033a2702223e785b9d5190 Vendor Advisory
http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/03/02/8
http://www.securityfocus.com/bid/84028
http://www.ubuntu.com/usn/USN-2974-1
https://bugzilla.redhat.com/show_bug.cgi?id=1303106
https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg06126.html Vendor Advisory
https://security.gentoo.org/glsa/201609-01

Technical Details

Vulnerability Type (View All)

Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2841
NVD Published Date:
06/16/2016
NVD Last Modified:
06/30/2017