Allocation of Resources Without Limits or Throttling Affecting std/crypto/x509 package, versions <1.10.6>=1.11.0-0 <1.11.3


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
6.33% (93rd percentile)

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  • Snyk IDSNYK-GOLANG-STDCRYPTOX509-14549907
  • published6 Jan 2026
  • disclosed15 Jul 2022
  • creditNetflix

Introduced: 15 Jul 2022

CVE-2018-16875  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade std/crypto/x509 to version 1.10.6, 1.11.3 or higher.

Overview

std/crypto/x509 is a Go standard library package std/crypto/x509

Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling.

Go Vulnerability Report:
The crypto/x509 package does not limit the amount of work performed for each chain verification, which might allow attackers to craft pathological inputs leading to a CPU denial of service. Go TLS servers accepting client certificates and TLS clients verifying certificates are affected.

CVSS Base Scores

version 4.0
version 3.1