Unprotected Alternate Channel Affecting pam_ssh_agent_auth package, versions <0:0.10.3-7.29.el8_10


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.23% (13th percentile)

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  • Snyk IDSNYK-ROCKY8-PAMSSHAGENTAUTH-16477073
  • published7 May 2026
  • disclosed2 Apr 2026

Introduced: 2 Apr 2026

CVE-2026-35388  (opens in a new tab)
CWE-420  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 pam_ssh_agent_auth to version 0:0.10.3-7.29.el8_10 or higher.
This issue was patched in RLSA-2026:13383.

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 Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.

CVSS Base Scores

version 3.1