Deadlock Vulnerability in Linux Kernel's F2FS Filesystem

CVE-2024-56744

What is CVE-2024-56744?

A vulnerability in the Linux Kernel specifically impacts the F2FS (Flash-Friendly File System) due to a potential circular locking dependency leading to deadlock scenarios. This issue may cause tasks within kswapd to deadlock when attempting to acquire locks held by other tasks, resulting in a significant performance hit and possible system unresponsiveness. The vulnerability has been documented through various reports and subsequently resolved in later kernel updates, emphasizing the importance of timely updates to maintain system stability and performance.

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