CVE-2025-51675: n/a
Description
CVE-2025-51675 is a vulnerability in the openRISC OR1200 processor design identified in commit 83ac6b. It involves an inaccurate update of program counter (PC) values when Special Purpose Registers (SPR) change, which can cause a Denial of Service (DoS). The vulnerability has a high severity score of 7.5 and does not affect confidentiality or integrity but impacts availability. No patch or remediation information is currently available, and there are no known exploits in the wild.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in openRISC OR1200 arises from incorrect updates to the program counter (PC) when Special Purpose Registers (SPR) are modified. This flaw can lead to a Denial of Service condition by disrupting normal processor operation. The issue was identified in commit 83ac6b of the openRISC OR1200 codebase. The CVSS v3.1 score is 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), indicating a network attack vector with low complexity and no privileges or user interaction required, impacting availability only. No vendor advisory or patch information is currently provided.
Potential Impact
The vulnerability causes a Denial of Service by inaccurate program counter updates during SPR changes, which can disrupt system availability. There is no impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is available at this time.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-f96g-rjqw-vv44
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2025-51675"]
- State
- PUBLISHED
Threat ID: 6a90541cacd9273b49698500
Added to database: 08/27/2026, 15:13:32 UTC
Last enriched: 09/08/2026, 14:22:20 UTC
Last updated: 10/10/2026, 06:48:13 UTC
Views: 34
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