Improper Certificate Validation Affecting golang-misc package, versions <0:1.26.2-1.0.1.el9_8


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

Social Trends
EPSS
0.61% (45th percentile)

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  • Snyk IDSNYK-ORACLE9-GOLANGMISC-17431205
  • published23 Jun 2026
  • disclosed6 Mar 2026

Introduced: 6 Mar 2026

CVE-2026-27137  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade Oracle:9 golang-misc to version 0:1.26.2-1.0.1.el9_8 or higher.
This issue was patched in ELSA-2026-19181.

NVD Description

Note: Versions mentioned in the description apply only to the upstream golang-misc package and not the golang-misc package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly applied, and only the last constraint will be considered.

CVSS Base Scores

version 3.1