USN-6242-2: OpenSSH vulnerability
USN-6242-1 fixed a vulnerability in OpenSSH. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS. Original advisory details: 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.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID of this OpenSSH vulnerability?
The vulnerability ID of this OpenSSH vulnerability is USN-6242-2.
What software versions are affected by this vulnerability?
This vulnerability affects openssh-client versions 1:7.6p1-4ubuntu0.7+esm1, 1:7.2p2-4ubuntu2.10+esm3, and 1:6.6p1-2ubuntu2.13+esm1.
How severe is the vulnerability USN-6242-2?
The severity of the vulnerability USN-6242-2 is not specified.
How can I fix the USN-6242-2 vulnerability?
To fix the USN-6242-2 vulnerability, update the openssh-client package to the recommended version provided in the advisory.
Where can I find more information about the USN-6242-2 vulnerability?
More information about the USN-6242-2 vulnerability can be found in the Ubuntu security notices USN-6242-1 and USN-6242-2, as well as the CVE-2023-38408 advisory.