CVE-2021-1104

CriticalCVSS 9.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 13, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-11054.4NVIDIA GPU and Tegra hardware contain a vulnerability in the internal microcontroller which may allow a user with elevated privileges to accCVE-2021-11067.8NVIDIA Linux kernel distributions contain a vulnerability in nvmap, where writes may be allowed to read-only buffers, which may result in esCVE-2021-11077.8NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVMAP_IOC_WRITE* paths, where improper access controls may lead to code eCVE-2021-11087.3NVIDIA Linux kernel distributions contain a vulnerability in FuSa Capture (VI/ISP), where integer underflow due to lack of input validation CVE-2021-11096.3NVIDIA camera firmware contains a multistep, timing-related vulnerability where an unauthorized modification by camera resources may result CVE-2021-11107.1NVIDIA Linux kernel distributions on Jetson Xavier contain a vulnerability in camera firmware where a user can change input data after validCVE-2021-11116.7Bootloader contains a vulnerability in the NV3P server where any user with physical access through USB can trigger an incorrect bounds checkCVE-2021-11125.5NVIDIA Linux kernel distributions contain a vulnerability in nvmap, where a null pointer dereference may lead to complete denial of service.CVE-2021-11134.7NVIDIA camera firmware contains a difficult to exploit vulnerability where a highly privileged attacker can cause unauthorized modification CVE-2021-11144.4NVIDIA Linux kernel distributions contain a vulnerability in the kernel crypto node, where use after free may lead to complete denial of serCVE-2021-11156.5NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for private IOCTLs, where an CVE-2021-11165.5NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys), where a NULL pointer dereference in
CVE-2021-1104: Critical severity, CVSS 9.8 | Vulnix