golang.org/x/crypto/ssh allows an attacker to cause unbounded memory consumption

MEDIO 5.3CVE-2025-58181 · GHSA-j5w8-q4qc-rx2x · GO-2025-4134 · Published 19/11/2025 · updated 18/10/2026

En resumen

CVE-2025-58181 es una vulnerabilidad MEDIO (CVSS 5.3) que afecta a golang.org/x/crypto, crypto (golang).
Probabilidad de explotación en los próximos 30 días (EPSS): 0.60%, mayor que el 48.5% de las vulnerabilidades.
Solución: actualizar a 0.45.0 o posterior.

Package	Affected versions	Patched versions
golang.org/x/crypto Go	`< 0.45.0`	`0.45.0`
crypto golang	`< 0.45.0`	`0.45.0`

Description

SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.

NVD description

SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.

References

nvd.nist.gov/vuln/detail/CVE-2025-58181 · ADVISORY
go.dev/cl/721961 · WEB
go.dev/issue/76363 · WEB
groups.google.com/g/golang-announce/c/w-oX3UxNcZA · WEB
pkg.go.dev/vuln/GO-2025-4134 · WEB

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Package

Affected versions

Patched versions

golang.org/x/crypto

< 0.45.0

0.45.0

crypto

golang

< 0.45.0

0.45.0

Description

SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.

NVD description

SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.

Más vulnerabilidades de golang.org/x/crypto

Ver todo →