What is CVE-2015-8660?

CVE-2015-8660 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2015-8660 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2015-8660?

CVE-2015-8660 has a CVSS score of 6.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2015-8660?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-8660 patch availability.

Is CVE-2015-8660 actively exploited?

CVE-2015-8660 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2015-8660

Medium

The ovl_setattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass intended access restrictions and modify the attributes of arbitrary overlay files via a crafted application.

Package Linux Kernel

Published 2015-12-28

Last modified 2026-05-06

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-264

CVE-2015-8660 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

23 total

Kernel Git
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=acff81ec2c79492b180fade3c2894425cd35a545

Vendor Advisory
GitHub
https://github.com/torvalds/linux/commit/acff81ec2c79492b180fade3c2894425cd35a545

Vendor Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00039.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00040.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00043.html

Mailing List Third Party Advisory

Showing 5 of 23 references View all on NVD

Details

CVE ID CVE-2015-8660

Severity Medium

CVSS score 6.7 / 10

CVSS version 3.1

Published 2015-12-28

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2015-8660?

CVE-2015-8660 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2015-8660 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2015-8660?

CVE-2015-8660 has a CVSS score of 6.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2015-8660?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-8660 patch availability.
Is CVE-2015-8660 actively exploited?

No. CVE-2015-8660 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.