Description
A vulnerability has been found in riscv-boom SonicBOOM up to 2.2.3 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component L1 Data Cache Handler. The manipulation leads to observable timing discrepancy. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.
Metrics
CVSS 3.1 4.7/10
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| riscv-boom | SonicBOOM | 2.2.0; 2.2.1; 2.2.2; 2.2.3 |
References
- https://github.com/fizz-is-on-the-way/vuls_cpu/tree/master/MSHRushBroken Link
- https://vuldb.com/?ctiid.319297Permissions Required, VDB Entry
- https://vuldb.com/?id.319297Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.625550Third Party Advisory, VDB Entry
- https://github.com/fizz-is-on-the-way/vuls_cpu/tree/master/MSHRushBroken Link
Timeline
- Published
- Aug 9, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed