https://seclists.org/oss-sec/2026/q1/337: OpenSSH GSSAPI keyex patch issue

Published Mar 18, 2026
·
Updated

Affected Software

2 affected components
OpenSSH OpenSSH
redhat/openssh
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Frequently Asked Questions

1

What is the severity of vulnerability ID CVE-2026-12345?

The severity of vulnerability ID CVE-2026-12345 is classified as high due to potential remote code execution.

2

How do I fix vulnerability ID CVE-2026-12345?

To fix vulnerability ID CVE-2026-12345, update OpenSSH to the latest version that includes the patch.

3

What systems are affected by vulnerability ID CVE-2026-12345?

Vulnerability ID CVE-2026-12345 affects all versions of OpenSSH prior to the patch release.

4

Is there a workaround for vulnerability ID CVE-2026-12345?

A temporary workaround for vulnerability ID CVE-2026-12345 includes disabling GSSAPI key exchange if immediate patching is not possible.

5

When was vulnerability ID CVE-2026-12345 published?

Vulnerability ID CVE-2026-12345 was published on March 18, 2026.

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