National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-8666 Detail

Current Description

The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of service (stack consumption and panic) or possibly have unspecified other impact by triggering use of the GRO path for packets with tunnel stacking, as demonstrated by interleaved IPv4 headers and GRE headers, a related issue to CVE-2016-7039.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 3.9


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

CVSS v2.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0


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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fac8e0f579695a3ecbc4d3cac369139d7f819971 Issue Tracking Patch
http://rhn.redhat.com/errata/RHSA-2016-2047.html
http://rhn.redhat.com/errata/RHSA-2016-2107.html
http://rhn.redhat.com/errata/RHSA-2016-2110.html
http://rhn.redhat.com/errata/RHSA-2017-0004.html
http://www.openwall.com/lists/oss-security/2016/10/13/11 Mailing List
http://www.securityfocus.com/bid/93562
https://access.redhat.com/errata/RHSA-2017:0372
https://bto.bluecoat.com/security-advisory/sa134
https://bugzilla.redhat.com/show_bug.cgi?id=1384991 Issue Tracking Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1001486 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/fac8e0f579695a3ecbc4d3cac369139d7f819971 Issue Tracking Patch

Technical Details

Vulnerability Type (View All)

  • Uncontrolled Resource Consumption (CWE-400)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.5.7


Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8666
NVD Published Date:
10/16/2016
NVD Last Modified:
01/04/2018