Summary
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 Rocky Linux 9.4 Release Notes linked from the References section.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Rocky Linux · 9 | libssh | 0:0.10.4-13.el9 |
Vulnerabilities 2
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Medium 4.8
Libssh: proxycommand/proxyjump features allow injection of malicious code through hostname
A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostnam…
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Low 3.7
Libssh: missing checks for return values for digests
A flaw was found in the libssh implements abstract layer for message digest (MD) operations implemented by different supported crypto backends. The return values from these were not properly checked, which could cause low-memory situations failures, NULL dere…