Allocation of Resources Without Limits or Throttling Affecting golang.org/x/crypto/ssh package, versions <0.45.0
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- published20 Nov 2025
- disclosed19 Nov 2025
- creditJakub Ciolek
Introduced: 19 Nov 2025
NewCVE-2025-58181 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade golang.org/x/crypto/ssh to version 0.45.0 or higher.
Overview
golang.org/x/crypto/ssh is a SSH client and server
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the SSH servers. An attacker can exhaust system memory resources by sending GSSAPI authentication requests with an excessive number of mechanisms specified.