kernel: use-after-free due to race condition occurring in dvb_register_device()

A race condition flaw leading to a use-after-free issue was found in the Linux kernel media subsystem in the DVB core device driver. It could occur in the dvbregisterdevice function due to the fileoperations structure fops being dynamically allocated and later kfreed. A local user could use this...

kernel: use-after-free due to race condition occurring in dvb_register_device()

A race condition flaw leading to a use-after-free issue was found in the Linux kernel media subsystem in the DVB core device driver. It could occur in the dvbregisterdevice function due to the fileoperations structure fops being dynamically allocated and later kfreed. A local user could use this...

An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvbdev.c has a use-after-free related to dvb_register_device dynamically allocating fops.

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