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Vulnerability DatabaseCVE-2025-58181
CVE-2025-58181:
cAdvisor vulnerability analysis and mitigation
Overview
CVE-2025-58181 is a security vulnerability discovered in the golang.org/x/crypto/ssh package. The vulnerability was disclosed on November 19, 2025, affecting SSH servers that parse GSSAPI authentication requests. The issue impacts all versions of golang.org/x/crypto/ssh before version 0.45.0 (Go Announce, Go Packages).
Technical details
The vulnerability stems from SSH servers not validating the number of mechanisms specified in GSSAPI authentication requests. This implementation flaw exists in the NewServerConn functionality of the golang.org/x/crypto/ssh package (Go Packages).
Impact
When exploited, this vulnerability allows attackers to cause unbounded memory consumption in affected SSH servers, potentially leading to resource exhaustion and denial of service conditions (Go Announce).
Mitigation and workarounds
The vulnerability has been fixed in golang.org/x/crypto version 0.45.0. Users are advised to upgrade to this version or later to address the security issue (Go Announce).
Additional resources
Source: This report was generated using AI
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