An issue was discovered in OpenSBI 1.3 allowing attackers to cause a denial of service via crafted request to the SBI function #2 or the 'Find and configure a matching counter' function of SBI PMU extension.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Luojia65
  • Opensbi

No data.

No data.

References
Link Providers
https://github.com/luojia65/opensbi-pmu2-crash cve-icon
History

Thu, 30 Jul 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Luojia65
Luojia65 opensbi
Vendors & Products Luojia65
Luojia65 opensbi

Tue, 28 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Denial of Service via Crafted SBI PMU Requests in OpenSBI 1.3
Weaknesses CWE-400
Metrics 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'}

Mon, 27 Jul 2026 23:30:00 +0000

Type Values Removed Values Added
Description An issue was discovered in OpenSBI 1.3 allowing attackers to cause a denial of service via crafted request to the SBI function #2 or the 'Find and configure a matching counter' function of SBI PMU extension.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-07-27T00:00:00.000Z

Updated: 2026-07-28T13:37:44.677Z

Reserved: 2025-10-27T00:00:00.000Z

Link: CVE-2025-63913

cve-icon Vulnrichment

Updated: 2026-07-28T13:37:40.820Z

cve-icon NVD

No data.

cve-icon Redhat

No data.