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Bug 630430 (CVE-2017-12146)

Summary: kernel: in the Linux kernel before 4.12.1 allows local users to gain privileges by leveraging a race condition
Product: Gentoo Security Reporter: D'juan McDonald (domhnall) <flopwiki>
Component: KernelAssignee: Gentoo Kernel Security <security-kernel>
Status: RESOLVED FIXED    
Severity: normal CC: arthur, security-kernel
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---

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