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LIN10-3510 : Security Advisory - linux - CVE-2017-18224

Created: Mar 15, 2018    Updated: Dec 3, 2018
Resolved Date: Apr 24, 2018
Found In Version: 10.17.41.1
Fix Version: 10.17.41.7
Severity: Standard
Applicable for: Wind River Linux LTS 17
Component/s: Kernel

Description

In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operations in DIRECT mode, which allows local users to cause a denial of service (BUG) by modifying a certain e_cpos field.

https://nvd.nist.gov/vuln/detail/CVE-2017-18224

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