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Bug 630430 (CVE-2017-12146) - kernel: in the Linux kernel before 4.12.1 allows local users to gain privileges by leveraging a race condition
Summary: kernel: in the Linux kernel before 4.12.1 allows local users to gain privile...
Status: RESOLVED FIXED
Alias: CVE-2017-12146
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Kernel Security
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-09-08 22:02 UTC by D'juan McDonald (domhnall)
Modified: 2022-03-26 00:22 UTC (History)
2 users (show)

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Runtime testing required: ---

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Description D'juan McDonald (domhnall) 2017-09-08 22:02:25 UTC 
from ${URL}:

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.

CVE Details:(https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-12146)

Upstream Patch:(https://github.com/torvalds/linux/commit/6265539776a0810b7ce6398c27866ddb9c6bd154)

ChangeLog:(http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.1)

Daj Uan (jmbailey/mbailey_j)
Gentoo Security Padawan
Comment 1 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-03-26 00:22:34 UTC 
Fix in 4.9.37, 4.13 onwards