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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability exists in riscv-boom SonicBOOM 1.2 (BOOMv1.2) processor implementation, where valid virtual-to-physical address translations configured with write permissions (PTE_W) in SV39 mode may incorrectly trigger a Store/AMO access fault during store instructions (sd). This occurs despite the presence of proper page table entries and valid memory access modes. The fault is reproducible when transitioning into virtual memory and attempting store operations in mapped kernel memory, indicating a potential flaw in the MMU, PMP, or memory access enforcement logic. This may cause unexpected kernel panics or denial of service in systems using BOOMv1.2."}, {"lang": "es", "value": "Existe una vulnerabilidad en la implementaci\u00f3n del procesador riscv-boom SonicBOOM 1.2 (BOOMv1.2). Las traducciones de direcciones virtuales a f\u00edsicas v\u00e1lidas configuradas con permisos de escritura (PTE_W) en modo SV39 pueden generar incorrectamente un fallo de acceso a la memoria/AMO durante las instrucciones de almacenamiento (sd). Esto ocurre a pesar de la presencia de entradas correctas en la tabla de p\u00e1ginas y modos de acceso a memoria v\u00e1lidos. El fallo se reproduce al realizar la transici\u00f3n a memoria virtual e intentar realizar operaciones de almacenamiento en la memoria del kernel mapeada, lo que indica una posible falla en la MMU, PMP o la l\u00f3gica de aplicaci\u00f3n de acceso a memoria. Esto puede causar p\u00e1nicos de kernel inesperados o denegaci\u00f3n de servicio en sistemas que utilizan BOOMv1.2."}], "id": "CVE-2025-50897", "lastModified": "2025-08-20T14:40:17.713", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 0.7, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2025-08-19T15:15:28.310", "references": [{"source": "cve@mitre.org", "url": "https://github.com/LuLuji04/POC-Boomv1.2"}, {"source": "cve@mitre.org", "url": "https://github.com/riscv-boom/riscv-boom"}, {"source": "cve@mitre.org", "url": "https://github.com/riscv-software-src/riscv-isa-sim"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-434"}, {"lang": "en", "value": "CWE-693"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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