Allocation of Resources Without Limits or Throttling Affecting golang.org/x/crypto/ssh package, versions <0.45.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published20 Nov 2025
- disclosed19 Nov 2025
- creditJakub Ciolek
Introduced: 19 Nov 2025
CVE-2025-58181 (opens in a new tab)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.