Due to the design of the name constraint checking algorithm, the processing time of some inputs scals non-linearly with respect to the size of the certificate. This affects programs which validate arbitrary certificate chains.
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Fixes

Solution

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History

Tue, 04 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Mon, 03 Nov 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 30 Oct 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 30 Oct 2025 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Golang
Golang crypto
Vendors & Products Golang
Golang crypto

Wed, 29 Oct 2025 22:30:00 +0000

Type Values Removed Values Added
Description Due to the design of the name constraint checking algorithm, the processing time of some inputs scals non-linearly with respect to the size of the certificate. This affects programs which validate arbitrary certificate chains.
Title Quadratic complexity when checking name constraints in crypto/x509
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Go

Published:

Updated: 2025-11-04T21:13:36.780Z

Reserved: 2025-08-27T14:50:58.692Z

Link: CVE-2025-58187

cve-icon Vulnrichment

Updated: 2025-11-04T21:13:36.780Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-29T23:16:19.643

Modified: 2025-11-04T22:16:33.593

Link: CVE-2025-58187

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-30T14:37:33Z