Kernel Vulnerability in Linux Affecting Goldfish TTY Driver

CVE-2022-49724

Summary

A vulnerability within the Linux kernel's Goldfish TTY driver has been identified, specifically relating to improper handling during driver unbinding. The correct 'dev_id' must be passed to the 'free_irq()' function to prevent errors when attempting to free an already released IRQ resource. This flaw can lead to unnecessary warnings and potential system instability, emphasizing the critical importance of proper IRQ management in device drivers.

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