An issue was discovered in RISC-V PicoRV32 commit 87c89a. A mismatch in the PCPI INSN and memory address can lead to unexpected behavior.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 31 Jul 2026 01:30:00 +0000

Type Values Removed Values Added
Title PCPI Instruction Mismatch Causing Memory Address Corruption in PicoRV32

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

Type Values Removed Values Added
First Time appeared Yosyshq
Yosyshq picorv32
Vendors & Products Yosyshq
Yosyshq picorv32

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

Type Values Removed Values Added
Title PicoRV32 PCPI Instruction Mismatch Enables Memory Corruption

Wed, 22 Jul 2026 04:15:00 +0000

Type Values Removed Values Added
Title PicoRV32 PCPI Instruction Mismatch Enables Memory Corruption

Mon, 20 Jul 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
CWE-704
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'}


Fri, 17 Jul 2026 20:15:00 +0000

Type Values Removed Values Added
Description An issue was discovered in RISC-V PicoRV32 commit 87c89a. A mismatch in the PCPI INSN and memory address can lead to unexpected behavior.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-20T17:56:52.867Z

Reserved: 2025-06-16T00:00:00.000Z

Link: CVE-2025-51678

cve-icon Vulnrichment

Updated: 2026-07-20T17:56:45.567Z

cve-icon NVD

Status : Deferred

Published: 2026-07-17T20:17:13.887

Modified: 2026-07-23T18:17:51.380

Link: CVE-2025-51678

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-31T01:15:18Z

Weaknesses