CVE-2021-47020

soundwire: stream: fix memory leak in stream config error path

Description

In the Linux kernel, the following vulnerability has been resolved: soundwire: stream: fix memory leak in stream config error path When stream config is failed, master runtime will release all slave runtime in the slave_rt_list, but slave runtime is not added to the list at this time. This patch frees slave runtime in the config error path to fix the memory leak.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/342260fe821047c3d515e3d28085d73fbdce3e80 patch
https://git.kernel.org/stable/c/870533403ffa28ff63e173045fc5369365642002 patch
https://git.kernel.org/stable/c/7c468deae306d0cbbd539408c26cfec04c66159a patch
https://git.kernel.org/stable/c/2f17ac005b320c85d686088cfd4c2e7017912b88 patch
https://git.kernel.org/stable/c/effd2bd62b416f6629e18e3ce077c60de14cfdea patch
https://git.kernel.org/stable/c/48f17f96a81763c7c8bf5500460a359b9939359f patch

Frequently Asked Questions

What is the severity of CVE-2021-47020?
CVE-2021-47020 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47020?
To fix CVE-2021-47020, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47020 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47020 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47020?
CVE-2021-47020 affects Linux Linux, Linux Linux.
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