Vulnerability CVE-2021-47331
Published: 2024-05-21

Description:
In the Linux kernel, the following vulnerability has been resolved:

usb: common: usb-conn-gpio: fix NULL pointer dereference of charger

When power on system with OTG cable, IDDIG's interrupt arises before
the charger registration, it will cause a NULL pointer dereference,
fix the issue by registering the power supply before requesting
IDDIG/VBUS irq.

 References:
https://git.kernel.org/stable/c/8e8d910e9a3a7fba86140aff4924c30955ab228b
https://git.kernel.org/stable/c/436906fd248e018403bcda61a9311d9af02912f1
https://git.kernel.org/stable/c/1a133a0996d6b4c83509d570ed4edcba34c44f25
https://git.kernel.org/stable/c/880287910b1892ed2cb38977893b947382a09d21
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