CVE-2022-48663

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

References

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