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.
References (4)
Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry
https://vuldb.com/?id.319297
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.319297
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.625550
Broken Link related
https://github.com/fizz-is-on-the-way/vuls_cpu/tree/master/MSHRush
Scores
CVSS v3
2.5
EPSS
0.0015
EPSS Percentile
4.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-203
CWE-208
Status
published
Products (1)
boom-core/risvc-boom
< 2.2.3
Published
Aug 09, 2025
Tracked Since
Feb 18, 2026