CVE-2016-9794

HIGH

7.8

CVSS Score

Published: December 28, 2016 at 07:42 AM UTC

Updated: June 17, 2026 at 12:56 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

Description

Race condition in the snd_pcm_period_elapsed function in sound/core/pcm_lib.c in the ALSA subsystem in the Linux kernel before 4.7 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted SNDRV_PCM_TRIGGER_START command.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 3.2.853.11 ≤ v < 3.12.693.13 ≤ v < 3.16.403.17 ≤ v < 3.18.523.19 ≤ v < 4.4.373.3 ≤ v < 3.10.1054.5 ≤ v < 4.7

Affected range stops below 3.10.105, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.12.69, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.16.40, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.18.52, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.2.85, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.37, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references