NVD - CVE-2016-7117

CVE-2016-7117 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.

Source: MITRE
Description Last Modified: 10/10/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
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): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

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

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
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=34b88a68f26a75e4fded796f1a49c40f82234b7d	Issue Tracking Patch
http://rhn.redhat.com/errata/RHSA-2016-2962.html
http://rhn.redhat.com/errata/RHSA-2017-0031.html
http://rhn.redhat.com/errata/RHSA-2017-0036.html
http://rhn.redhat.com/errata/RHSA-2017-0065.html
http://rhn.redhat.com/errata/RHSA-2017-0086.html
http://rhn.redhat.com/errata/RHSA-2017-0091.html
http://rhn.redhat.com/errata/RHSA-2017-0113.html
http://rhn.redhat.com/errata/RHSA-2017-0196.html
http://rhn.redhat.com/errata/RHSA-2017-0215.html
http://rhn.redhat.com/errata/RHSA-2017-0216.html
http://rhn.redhat.com/errata/RHSA-2017-0217.html
http://rhn.redhat.com/errata/RHSA-2017-0270.html
http://source.android.com/security/bulletin/2016-10-01.html	Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2	Release Notes
http://www.securityfocus.com/bid/93304
https://bugzilla.novell.com/show_bug.cgi?id=1003077	Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1382268	Issue Tracking
https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d	Issue Tracking Patch
https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html	Issue Tracking Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2016-7117	Issue Tracking Third Party Advisory

Technical Details

Vulnerability Type (View All)

Data Handling (CWE-19)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
Configuration 2
OR
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.5.1
Configuration 3
OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*

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

Change History

6 change records found - show changes

CVE Modified by MITRE - 1/4/2018 9:31:11 PM

Action	Type	New Value
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0031.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0036.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0065.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0086.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0091.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0113.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0196.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0215.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0216.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0217.html [No Types Assigned]
Added	Reference	http://rhn.redhat.com/errata/RHSA-2017-0270.html [No Types Assigned]

Modified Analysis - 10/12/2016 11:05:04 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		Configuration 1 OR cpe:2.3:o:debian:debian_linux:7.0::::::: Configuration 2 OR cpe:2.3:o:linux:linux_kernel:4.5.1::::::: (and previous) Configuration 3 OR cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::*
Added	CVSS V2		(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-19
Changed	Reference Type	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d No Types Assigned	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d Issue Tracking, Patch
Changed	Reference Type	http://source.android.com/security/bulletin/2016-10-01.html No Types Assigned	http://source.android.com/security/bulletin/2016-10-01.html Vendor Advisory
Changed	Reference Type	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 No Types Assigned	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Release Notes
Changed	Reference Type	https://bugzilla.novell.com/show_bug.cgi?id=1003077 No Types Assigned	https://bugzilla.novell.com/show_bug.cgi?id=1003077 Issue Tracking
Changed	Reference Type	https://bugzilla.redhat.com/show_bug.cgi?id=1382268 No Types Assigned	https://bugzilla.redhat.com/show_bug.cgi?id=1382268 Issue Tracking
Changed	Reference Type	https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d No Types Assigned	https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d Issue Tracking, Patch
Changed	Reference Type	https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html No Types Assigned	https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html Third Party Advisory, Issue Tracking
Changed	Reference Type	https://security-tracker.debian.org/tracker/CVE-2016-7117 No Types Assigned	https://security-tracker.debian.org/tracker/CVE-2016-7117 Third Party Advisory, Issue Tracking

Initial CVE Analysis - 10/11/2016 7:33:01 PM

Action	Type	Old Value	New Value
Changed	CPE Configuration	Configuration 1 OR	Configuration 1 OR cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::* Configuration 2 OR cpe:2.3:o:linux:linux_kernel:4.5.1::::::: (and previous) Configuration 3 OR cpe:2.3:o:debian:debian_linux:7.0:::::::
Added	CVSS V2		(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-20
Changed	Reference Type	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d No Types Assigned	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d Issue Tracking, Patch
Changed	Reference Type	http://source.android.com/security/bulletin/2016-10-01.html No Types Assigned	http://source.android.com/security/bulletin/2016-10-01.html Vendor Advisory
Changed	Reference Type	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 No Types Assigned	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Release Notes
Changed	Reference Type	https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d No Types Assigned	https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d Issue Tracking, Patch
Changed	Reference Type	https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html No Types Assigned	https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html Issue Tracking, Third Party Advisory
Changed	Reference Type	https://security-tracker.debian.org/tracker/CVE-2016-7117 No Types Assigned	https://security-tracker.debian.org/tracker/CVE-2016-7117 Issue Tracking, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2016-7117
NVD Published Date:
10/10/2016
NVD Last Modified:
01/04/2018

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National Vulnerability Database