Further, it affects sshd in its default configuration.
OpenSSH is a suite of secure networking utilities based on the Secure Shell (SSH) protocol.
It is widely used by enterprises for remote server management and secure data communications.
It is designed to provide a secure channel over an unsecured web link in a client-server architecture.
This regression was introduced in October 2020 (OpenSSH 8.5p1).
This can cause memory corruption and necessitate overcoming Address Space Layout Randomization (ASLR), it said.
source: www.techworm.net