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LIN9-6662 : Security Advisory - linux - CVE-2017-18249

Created: Apr 2, 2018    Updated: Dec 3, 2018
Resolved Date: Jul 5, 2018
Found In Version: 9.0.0.15
Fix Version: 9.0.0.17
Severity: Standard
Applicable for: Wind River Linux 9
Component/s: Kernel

Description

The add_free_nid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service (race condition) or possibly have unspecified other impact via concurrent threads.

https://nvd.nist.gov/vuln/detail/CVE-2017-18249

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