CVE-2021-1104

State: Published
Severity: Not scored
Published: Aug 13, 2021
Updated: Aug 3, 2024
Reserved: Nov 12, 2020

Description

The RISC-V Instruction Set Manual contains a documented ambiguity for the Machine Trap Vector Base Address (MTVEC) register that may lead to a vulnerability due to the initial state of the register not being defined, potentially leading to information disclosure, data tampering and denial of service.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Machine Trap Base Address (MTVEC) RegisterRISCV.org	All versionsAffected

References

https://riscv.org/news/2021/08/video-glitching-risc-v-chips-mtvec-corruption-for-hardening-isa-adam-zabrocki-and-alex-matrosov-def-con-29/

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