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LIN8-6989 : Security Advisory - linux - CVE-2017-9986

Created: Jun 29, 2017    Updated: Dec 3, 2018
Resolved Date: Aug 15, 2017
Found In Version: 8.0.0.18
Fix Version: 8.0.0.21
Severity: Standard
Applicable for: Wind River Linux 8
Component/s: Kernel

Description

The intr function in sound/oss/msnd_pinnacle.c in the Linux kernel through 4.11.7 allows local users to cause a denial of service (over-boundary access) or possibly have unspecified other impact by changing the value of a message queue head pointer between two kernel reads of that value, aka a double fetch vulnerability.

https://nvd.nist.gov/vuln/detail/CVE-2017-9986

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