An update for libssh is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of
 Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

libssh is a library which implements the SSH protocol. It can be used to
 implement client and server applications.

Security Fix(es):

* libssh: ProxyCommand/ProxyJump features allow injection of malicious code
 through hostname (CVE-2023-6004)

* libssh: Missing checks for return values for digests (CVE-2023-6918)

For more details about the security issue(s), including the impact, a CVSS
 score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise
 Linux 9.4 Release Notes linked from the References section.

This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

CVE-2023-6004: Improper Neutralization of Special Elements in Output Used by a
 Downstream Component ('Injection') (CWE-74)
CVE-2023-6918: Unchecked Return Value (CWE-252)