USN-6242-1: OpenSSH vulnerability
24 July 2023
OpenSSH could be made to run programs as your login when using ssh-agent forwarding.
- openssh - secure shell (SSH) for secure access to remote machines
It was discovered that OpenSSH incorrectly handled loading certain PKCS#11
providers. If a user forwarded their ssh-agent to an untrusted system, a
remote attacker could possibly use this issue to load arbitrary libraries
from the user's system and execute arbitrary code.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.
- USN-6242-2: openssh-sftp-server, openssh, openssh-client-ssh1, openssh-server, openssh-client, ssh-askpass-gnome, ssh, ssh-krb5