CVE-2021-47021

mt76: mt7915: fix memleak when mt7915_unregister_device()

Description

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix memleak when mt7915_unregister_device() mt7915_tx_token_put() should get call before mt76_free_pending_txwi().

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/81483309ce861a9fa7835322787f68a443fea364 patch
https://git.kernel.org/stable/c/d754c80ae82a662e692a82faad71b8c218cb7f52 patch
https://git.kernel.org/stable/c/e9d32af478cfc3744a45245c0b126738af4b3ac4 patch

Frequently Asked Questions

What is the severity of CVE-2021-47021?
CVE-2021-47021 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47021?
To fix CVE-2021-47021, 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-2021-47021 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47021 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-2021-47021?
CVE-2021-47021 affects Linux Linux, Linux Linux.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.