CVE-2021-47526

serial: liteuart: Fix NULL pointer dereference in ->remove()

Description

In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set in _probe() - otherwise platform_get_drvdata() causes null pointer dereference BUG in _remove().

Category

5.5
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/189c99c629bbf85916c02c153f904649cc0a9d7f patch
https://git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c patch

Frequently Asked Questions

What is the severity of CVE-2021-47526?
CVE-2021-47526 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47526?
To fix CVE-2021-47526, 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-2021-47526 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47526 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-2021-47526?
CVE-2021-47526 affects Linux Linux, Linux Linux.
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