Unprotected Alternate Channel Affecting openssh package, versions <9.6p1-150600.6.42.1


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.23% (13th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-SLES157-OPENSSH-17319469
  • published12 Jun 2026
  • disclosed11 Jun 2026

Introduced: 11 Jun 2026

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

How to fix?

Upgrade SLES:15.7 openssh to version 9.6p1-150600.6.42.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

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

CVSS Base Scores

version 3.1