CVE-2021-47070

uio_hv_generic: Fix another memory leak in error handling paths

Description

In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix another memory leak in error handling paths Memory allocated by 'vmbus_alloc_ring()' at the beginning of the probe function is never freed in the error handling path. Add the missing 'vmbus_free_ring()' call. Note that it is already freed in the .remove function.

Category

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

References

Frequently Asked Questions

What is the severity of CVE-2021-47070?
CVE-2021-47070 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47070?
To fix CVE-2021-47070, 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-2021-47070 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47070 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-2021-47070?
CVE-2021-47070 affects Linux Linux, Linux Linux.
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