CVE-2021-1104

Published: Aug 13, 2021

Modified: Aug 3, 2024

PUBLISHED

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.

Vendor	Product	Versions
RISCV.org	Machine Trap Base Address (MTVEC) Register	affected `All versions`

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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CVE-2021-1104

Description

Affected Products

References