Vulnerability/
https://seclists.org/oss-sec/2026/q4/534

https://seclists.org/oss-sec/2026/q4/534: "sshole": password authentication bypass: OpenSSH + musl libc

Published Nov 5, 2026

Updated

Affected Software

2 affected components

musl musl libc

OpenBSD OpenSSH

Frequently Asked Questions

What deployment combination should be prioritized for triage?

The report identifies OpenSSH used with musl libc. It does not provide affected version ranges or configuration details.

Which crypt interfaces are mentioned in the error-handling behavior?

The report names crypt_r, crypt_rn, and crypt_ra as writing an invalid hash to the output field of their data argument upon error. It also mentions crypt and error-string output.

Does the report provide a workaround or a way to determine whether a system is affected?

No workaround, detection procedure, or patch information is included in the provided data.

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