CVE-2015-8955

Name: CVE-2015-8955
Creator: NVD / NIST
Published: 2016-10-10T10:59:03.323+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2015-8955 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. arch/arm64/kernel/perf_event.c in the Linux kernel before 4.1 on arm64 platforms allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via vectors involving events that are mishandled during a span of multiple HW PMUs.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

arch/arm64/kernel/perf_event.c in the Linux kernel before 4.1 on arm64 platforms allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via vectors involving events that are mishandled during a span of multiple HW PMUs.

Metrics

CVSS 3.1

7.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.22%

12.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 3.16.39
Linux	Linux Kernel	>= 3.18, < 3.18.54
Linux	Linux Kernel	>= 3.19, < 4.1
Google	Android	7.0

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8fff105e13041e49b82f92eef034f363a6b1c071Issue Tracking, Patch
http://source.android.com/security/bulletin/2016-10-01.htmlVendor Advisory
http://www.securityfocus.com/bid/93314Third Party Advisory, VDB Entry, URL Repurposed
https://github.com/torvalds/linux/commit/8fff105e13041e49b82f92eef034f363a6b1c071Issue Tracking, Patch, Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8fff105e13041e49b82f92eef034f363a6b1c071Issue Tracking, Patch
http://source.android.com/security/bulletin/2016-10-01.htmlVendor Advisory
http://www.securityfocus.com/bid/93314Third Party Advisory, VDB Entry, URL Repurposed
https://github.com/torvalds/linux/commit/8fff105e13041e49b82f92eef034f363a6b1c071Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Oct 10, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8955?

How severe is CVE-2015-8955?

CVE-2015-8955 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8955?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8955?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST