CVE-2021-34381

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-190

Affected software

No affected versions have been published.

Timeline

Published
Jun 30, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-343827.8Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter caCVE-2021-343836.7Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privilegeCVE-2021-343847.8Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow could cause memory corruption, which might lead to denial CVE-2021-343856.7Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the calculation of a length could lead to a heap oCVE-2021-343866.7Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the calloc size calculation can cause the multipliCVE-2021-343876.7The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRACVE-2021-343887.8Bootloader contains a vulnerability in NVIDIA TegraBoot where a potential heap overflow might allow an attacker to control all the RAM afterCVE-2021-343895.0Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can CVE-2021-34397.8HP has identified a potential vulnerability in BIOS firmware of some Workstation products. Firmware updates are being released to mitigate tCVE-2021-343905.5Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow throCVE-2021-343915.5Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow throCVE-2021-343925.5Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the tz_map_shared_mem function can bypass boundary
CVE-2021-34381: High severity, CVSS 7.8 | Vulnix