CVE-2024-26781

Summary

CVE-2024-26781: A deadlock issue was discovered in the Linux kernel's mptcp subflow diag module. This vulnerability occurs when a task tries to acquire a lock that is already being held by another task, resulting in a circular locking dependency. The affected locks include those related to the IPv4 inet_hash, inet_csk_listen_start, and netlink_unicast functions. This deadlock can potentially lead to system instability and denial of service.

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