CVE-2021-47211
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix null pointer dereference on pointer cs_desc The pointer cs_desc return from snd_usb_find_clock_source could be null, so there is a potential null pointer dereference issue. Fix this by adding a null check before dereference.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedApr 10, 2024
First seenApr 10, 2024
How to fix
Update
- linux linux_kernel5.15.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.15.5 | 5.15.5 |
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