National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-12146 Detail

Current Description

The driver_override implementation in drivers/base/platform.c in the Linux kernel before 4.12.1 allows local users to gain privileges by leveraging a race condition between a read operation and a store operation that involve different overrides.

Source:  MITRE
Description Last Modified:  09/08/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.0 HIGH
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.0

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

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6265539776a0810b7ce6398c27866ddb9c6bd154 Issue Tracking Patch Third Party Advisory
http://www.debian.org/security/2017/dsa-3981
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.1 Release Notes Vendor Advisory
http://www.securityfocus.com/bid/100651
https://bugzilla.redhat.com/show_bug.cgi?id=1489078 Issue Tracking Patch Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1057474 Issue Tracking Patch Third Party Advisory
https://github.com/torvalds/linux/commit/6265539776a0810b7ce6398c27866ddb9c6bd154 Issue Tracking Patch Third Party Advisory
https://source.android.com/security/bulletin/2017-09-01 Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)
  • Race Conditions (CWE-362)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12146
NVD Published Date:
09/08/2017
NVD Last Modified:
11/05/2017