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VULNERABILITIES

CVE-2026-39835 Details

Description

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: redhat-SADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2026:26546 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:26547 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:36199 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:36207 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:36319 redhat-SADP

see all 59 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-295Improper Certificate Validation[email protected]
CWE-476NULL Pointer Dereferenceredhat-SADP

Affected Products

ProductVersions
golang crypto
< 0.52.0

CPE

  • cpe:2.3:a:golang:crypto:*:*:*:*:*:go:*:*

Remediation

  • No remediation found in references.

Change History

50 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-39835
NVD Published Date:
May 22, 2026
NVD Last Modified:
Sep 18, 2026
Source:
[email protected]
CVE-2026-39835 Details - Not Deferred