What is CVE-2017-12146?

CVE-2017-12146 is a high-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2017-09-08.

How severe is CVE-2017-12146?

High severity. CVSS v3 base score is 7.0 out of 10.

Is CVE-2017-12146 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux Kernel

CVE-2017-12146

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.

Vulnerability class: Race Condition

Published 2017-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored 2026-10-06.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Linux Kernel

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

Public proof-of-concept exploits

guoygang/vul-guoygang

References

source.android.com/security/bulletin/2017-09-01 (Patch, Third Party Advisory)
github.com/torvalds/linux/commit/6265539776a0810b7ce6398c27866ddb9c6bd154 (Patch, Third Party Advisory, Issue Tracking)
bugzilla.suse.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
www.securityfocus.com/bid/100651 (VDB Entry, Third Party Advisory, vdb-entry)
www.debian.org/security/2017/dsa-3981 (vendor-advisory, Third Party Advisory)
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Third Party Advisory, Issue Tracking)
bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.1 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2017-12146?: CVE-2017-12146 is a high-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2017-09-08.
How severe is CVE-2017-12146?: High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2017-12146 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.