CVE-2022-48663

gpio: mockup: fix NULL pointer dereference when removing debugfs

Description

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: fix NULL pointer dereference when removing debugfs We now remove the device's debugfs entries when unbinding the driver. This now causes a NULL-pointer dereference on module exit because the platform devices are unregistered *after* the global debugfs directory has been recursively removed. Fix it by unregistering the devices first.

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/bdea98b98f844bd8a983ca880893e509a8b4162f patch
https://git.kernel.org/stable/c/18352095a0d581f6aeb1e9fc9d68cc0152cd64b4 patch
https://git.kernel.org/stable/c/af0bfabf06c74c260265c30ba81a34e7dec0e881 patch
https://git.kernel.org/stable/c/b7df41a6f79dfb18ba2203f8c5f0e9c0b9b57f68 patch

Frequently Asked Questions

What is the severity of CVE-2022-48663?
CVE-2022-48663 has been scored as a medium severity vulnerability.
How to fix CVE-2022-48663?
To fix CVE-2022-48663, 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-2022-48663 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-48663 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-2022-48663?
CVE-2022-48663 affects Linux Linux, Linux Linux.
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