CVE-2015-8660

Severity CVSS v4.0:

Pending analysis

Type:

CWE-264 Permissions, Privileges, and Access Control

Publication date:

28/12/2015

Last modified:

12/04/2025

Description

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.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.70 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

6.70

Severity 3.x

MEDIUM

Vector 2.0

AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

7.20

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.18 (including)	3.18.31 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.19 (including)	4.1.22 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.2 (including)	4.4 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2015-8660

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools