CVE-2024-56744

Summary

CVE-2024-56744 is a vulnerability identified in the Linux kernel's f2fs file system. It involves a potential deadlock issue in the function f2fs_record_stop_reason(). According to a report by syzbot, the deadlock arises when the kswapd0 process tries to acquire a lock held by the f2fs_evict_inode function, resulting in a circular dependency and lock contention. The existing dependency chain indicates that the issue occurs during the shrinking of memory pages, which can lead to system instability. The vulnerability has been resolved in the Linux kernel.

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