On July 1, 2024, the Qualys Threat Research Unit (TRU) disclosed an unauthenticated, remote code execution vulnerability that affects the OpenSSH server (sshd) in glibc-based Linux systems. CVE-2024-6387: A signal handler race condition was found in sshd, where a client does not authenticate within LoginGraceTime seconds (120 by default, 600 in old OpenSSH versions), then the sshd SIGALRM handler