A denial of service (DoS) vulnerability exists in the tipc_crypto_key_revoke function within the Linux kernel's TIPC subsystem. This flaw allows local users with low privileges to cause a deadlock, potentially crashing the system. The vulnerability does not affect confidentiality or integrity but impacts system availability. No mitigation is currently available that meets Red Hat's criteria for ease of use, applicability, or stability. The vulnerability has a medium severity rating with a CVSS score of 4.7.