CVE-2021-47075

nvmet: fix memory leak in nvmet_alloc_ctrl()

Description

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix memory leak in nvmet_alloc_ctrl() When creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger than cntlid_max of the subsystem, and jumps to the "out_free_changed_ns_list" label, but the ctrl->sqs lack of be freed. Fix this by jumping to the "out_free_sqs" label.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb patch
https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a patch
https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f patch

Frequently Asked Questions

What is the severity of CVE-2021-47075?
CVE-2021-47075 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47075?
To fix CVE-2021-47075, 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-2021-47075 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47075 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-2021-47075?
CVE-2021-47075 affects Linux Linux, Linux Linux.
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