CVE-2016-9794
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedDec 28, 2016
First seenDec 28, 2016
How to fix
Update
- linux linux_kernel3.2.85, 3.10.105, 3.12.69, 3.16.40, 3.18.52, 4.4.37, 4.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 3.2.85, 3.3 ≤ v < 3.10.105, 3.11 ≤ v < 3.12.69, 3.13 ≤ v < 3.16.40, 3.17 ≤ v < 3.18.52, 3.19 ≤ v < 4.4.37, 4.5 ≤ v < 4.7 | 3.2.85, 3.10.105, 3.12.69, 3.16.40, 3.18.52, 4.4.37, 4.7 |
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