CVE-2017-9986

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-06-28 · updated 2026-06-17
Weakness: CWE-125

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.

Affected products

Linux kernel: through 4.11.7

References

http://www.securityfocus.com/bid/99336
https://bugzilla.kernel.org/show_bug.cgi?id=196135
http://www.securityfocus.com/bid/99336
https://bugzilla.kernel.org/show_bug.cgi?id=196135

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