7.0
HIGH
CVE-2015-8963
Linux Kernel Race Condition Privilege Escalation
Description

Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.

INFO

Published Date :

Nov. 16, 2016, 5:59 a.m.

Last Modified :

Dec. 14, 2023, 2:06 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.0
Public PoC/Exploit Available at Github

CVE-2015-8963 has a 1 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-2015-8963 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
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-2015-8963.

URL Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373 Patch Third Party Advisory Vendor Advisory
http://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
http://www.securityfocus.com/bid/94207 Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373 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).

None

Python

Updated: 1 month, 1 week ago
9 stars 1 fork 1 watcher
Born at : Aug. 30, 2017, 2:37 p.m. This repo has been linked 1269 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-2015-8963 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-8963 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]

    Dec. 14, 2023

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373 Patch, Vendor Advisory http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373 Patch, Third Party Advisory, Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/94207 No Types Assigned http://www.securityfocus.com/bid/94207 Third Party Advisory, VDB Entry
    Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.3.6 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) 4.4
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/94207 [No Types Assigned]
  • Reanalysis by [email protected]

    Nov. 16, 2016

    Action Type Old Value New Value
    Changed CVSS V2 (AV:L/AC:H/Au:N/C:C/I:C/A:C) (AV:N/AC:H/Au:N/C:C/I:C/A:C)
  • Initial Analysis by [email protected]

    Nov. 16, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:linux:linux_kernel:4.3.6:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:L/AC:H/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373 No Types Assigned http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373 Vendor Advisory, Patch
    Changed Reference Type https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373 No Types Assigned https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373 Vendor Advisory, Patch
    Changed Reference Type http://source.android.com/security/bulletin/2016-11-01.html No Types Assigned http://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
    Added CWE CWE-416
    Added CWE CWE-362
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-2015-8963 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-2015-8963 weaknesses.

Exploit Prediction

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

0.08 }} -0.01%

score

0.33022

percentile

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