7.0
HIGH
CVE-2016-6787
Linux kernel Lock Mismanagement Privilege Escalation Vulnerability in Performance Subsystem
Description

kernel/events/core.c in the performance subsystem in the Linux kernel before 4.0 mismanages locks during certain migrations, which allows local users to gain privileges via a crafted application, aka Android internal bug 31095224.

INFO

Published Date :

Dec. 28, 2016, 7:59 a.m.

Last Modified :

Nov. 21, 2024, 2:56 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.0
Public PoC/Exploit Available at Github

CVE-2016-6787 has a 9 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-6787 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-6787.

URL Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f63a8daa5812afef4f06c962351687e1ff9ccb2b Patch Vendor Advisory
http://source.android.com/security/bulletin/2016-12-01.html Third Party Advisory
http://www.debian.org/security/2017/dsa-3791 Third Party Advisory
http://www.securityfocus.com/bid/94679 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1403842 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/f63a8daa5812afef4f06c962351687e1ff9ccb2b Patch Vendor Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f63a8daa5812afef4f06c962351687e1ff9ccb2b Patch Vendor Advisory
http://source.android.com/security/bulletin/2016-12-01.html Third Party Advisory
http://www.debian.org/security/2017/dsa-3791 Third Party Advisory
http://www.securityfocus.com/bid/94679 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1403842 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/f63a8daa5812afef4f06c962351687e1ff9ccb2b Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
knd06/linux-kernel-exploitation

None

Updated: 3 months ago
6 stars 0 fork 0 watcher
Born at : Feb. 25, 2023, 10:40 a.m. This repo has been linked 178 different CVEs too.
Profile Photo
lnick2023/nicenice

None

Updated: 1 year, 10 months ago
0 stars 0 fork 0 watcher
Born at : Jan. 11, 2023, 1:21 p.m. This repo has been linked 1044 different CVEs too.
Profile Photo
xbl3/awesome-cve-poc_qazbnm456

None

Updated: 3 months, 2 weeks ago
13 stars 4 fork 4 watcher
Born at : May 25, 2020, 7:51 a.m. This repo has been linked 1029 different CVEs too.
Profile Photo
R0B1NL1N/linux-kernel-exploitation

A bunch of links related to Linux kernel exploitation

Updated: 9 months, 3 weeks ago
21 stars 4 fork 4 watcher
Born at : Aug. 8, 2018, 8 a.m. This repo has been linked 65 different CVEs too.
Profile Photo
Technoashofficial/kernel-exploitation-linux

Not ready yet

Updated: 4 years, 2 months ago
4 stars 1 fork 1 watcher
Born at : April 29, 2018, 3:43 p.m. This repo has been linked 64 different CVEs too.
Profile Photo
whiteHat001/Kernel-Security

Kernel-Security

Updated: 4 months, 1 week ago
5 stars 3 fork 3 watcher
Born at : Sept. 20, 2017, 2:48 a.m. This repo has been linked 11 different CVEs too.
Profile Photo
thdusdl1219/CVE-Study

None

Python

Updated: 3 weeks, 3 days ago
10 stars 1 fork 1 watcher
Born at : Aug. 30, 2017, 2:37 p.m. This repo has been linked 1269 different CVEs too.
Profile Photo
qazbnm456/awesome-cve-poc

✍️ A curated list of CVE PoCs.

awesome cve poc

Updated: 1 day, 12 hours ago
3329 stars 680 fork 680 watcher
Born at : Feb. 2, 2017, 6:43 a.m. This repo has been linked 1044 different CVEs too.
Profile Photo
xairy/linux-kernel-exploitation

A collection of links related to Linux kernel security and exploitation

linux-kernel kernel-exploitation exploit privilege-escalation security

Updated: 1 day, 12 hours ago
5639 stars 911 fork 911 watcher
Born at : Nov. 13, 2016, 10:21 p.m. This repo has been linked 239 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-6787 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6787 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jun. 07, 2023

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.debian.org/security/2017/dsa-3791 No Types Assigned http://www.debian.org/security/2017/dsa-3791 Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/94679 No Types Assigned http://www.securityfocus.com/bid/94679 Third Party Advisory, VDB Entry
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1403842 Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1403842 Issue Tracking, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 3.19.8 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 3.2.85 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.3 up to (excluding) 3.16.40 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.17 up to (excluding) 3.18.54 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.19 up to (excluding) 4.0
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2017/dsa-3791 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 31, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/94679 [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 28, 2016

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:M/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/torvalds/linux/commit/f63a8daa5812afef4f06c962351687e1ff9ccb2b No Types Assigned https://github.com/torvalds/linux/commit/f63a8daa5812afef4f06c962351687e1ff9ccb2b Vendor Advisory, Patch
    Changed Reference Type http://source.android.com/security/bulletin/2016-12-01.html No Types Assigned http://source.android.com/security/bulletin/2016-12-01.html Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1403842 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1403842 Issue Tracking
    Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f63a8daa5812afef4f06c962351687e1ff9ccb2b No Types Assigned http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f63a8daa5812afef4f06c962351687e1ff9ccb2b Vendor Advisory, Patch
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:3.19.8:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-6787 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-6787 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: