CVE-2016-4997 Detail

Current Description

The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ce683e5f9d045e5d67d1312a42b359cb2ab2a13c Vendor Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00060.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00061.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00048.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00050.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00052.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00053.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00054.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://rhn.redhat.com/errata/RHSA-2016-1847.html
http://rhn.redhat.com/errata/RHSA-2016-1875.html
http://rhn.redhat.com/errata/RHSA-2016-1883.html
http://www.debian.org/security/2016/dsa-3607
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3
http://www.openwall.com/lists/oss-security/2016/06/24/5
http://www.openwall.com/lists/oss-security/2016/09/29/10 Exploit  Third Party Advisory 
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Third Party Advisory 
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
http://www.securityfocus.com/bid/91451
http://www.securitytracker.com/id/1036171
http://www.ubuntu.com/usn/USN-3016-1 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3016-2 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3016-3 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3016-4 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3017-1 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3017-2 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3017-3 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3018-1 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3018-2 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3019-1 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3020-1 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1349722 Issue Tracking 
https://github.com/nccgroup/TriforceLinuxSyscallFuzzer/tree/master/crash_reports/report_compatIpt Exploit  Third Party Advisory 
https://github.com/torvalds/linux/commit/ce683e5f9d045e5d67d1312a42b359cb2ab2a13c Patch 
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05347541
https://www.exploit-db.com/exploits/40435/
https://www.exploit-db.com/exploits/40489/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-264 Permissions, Privileges, and Access Controls cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

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

Change History

17 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4997
NVD Published Date:
07/03/2016
NVD Last Modified:
12/27/2019
Source:
Red Hat, Inc.