National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-2857 Detail

Current Description

The net_checksum_calculate function in net/checksum.c in QEMU allows local guest OS users to cause a denial of service (out-of-bounds heap read and crash) via the payload length in a crafted packet.

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

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H (V3 legend)
Impact Score: 4.0
Exploitability Score: 2.0

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
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=commitdiff;h=362786f14a753d8a5256ef97d7c10ed576d6572b
http://rhn.redhat.com/errata/RHSA-2016-2670.html
http://rhn.redhat.com/errata/RHSA-2016-2671.html
http://rhn.redhat.com/errata/RHSA-2016-2704.html
http://rhn.redhat.com/errata/RHSA-2016-2705.html
http://rhn.redhat.com/errata/RHSA-2016-2706.html
http://rhn.redhat.com/errata/RHSA-2017-0083.html
http://rhn.redhat.com/errata/RHSA-2017-0309.html
http://rhn.redhat.com/errata/RHSA-2017-0334.html
http://rhn.redhat.com/errata/RHSA-2017-0344.html
http://rhn.redhat.com/errata/RHSA-2017-0350.html
http://www.openwall.com/lists/oss-security/2016/03/03/9
http://www.openwall.com/lists/oss-security/2016/03/07/3
http://www.securityfocus.com/bid/84130
http://www.ubuntu.com/usn/USN-2974-1

Technical Details

Vulnerability Type (View All)

Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2857
NVD Published Date:
04/11/2016
NVD Last Modified:
01/04/2018