Improper Neutralization of Null Byte or NUL Character Affecting pam_ssh_agent_auth package, versions <0:0.10.4-5.47.0.1.el9_7


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-ORACLE9-PAMSSHAGENTAUTH-14528366
  • published19 Dec 2025
  • disclosed6 Oct 2025

Introduced: 6 Oct 2025

CVE-2025-61985  (opens in a new tab)
CWE-158  (opens in a new tab)

How to fix?

Upgrade Oracle:9 pam_ssh_agent_auth to version 0:0.10.4-5.47.0.1.el9_7 or higher.
This issue was patched in ELSA-2025-23480.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pam_ssh_agent_auth package and not the pam_ssh_agent_auth package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand is used.

CVSS Base Scores

version 3.1