CVE-2021-34382

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter causes the request buffer and the logging buffer to overflow, allowing writes to arbitrary addresses within the kernel.

Trusty TLK contiene una vulnerabilidad en la función tz_map_shared_mem del kernel de NVIDIA TLK en la que un desbordamiento de enteros en el parámetro size causa que el búfer de petición y búfer del registro se desborden, permitiendo escribir en direcciones arbitrarias dentro del kernel

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-09 CVE Reserved
2021-06-30 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://nvidia.custhelp.com/app/answers/detail/a_id/5205	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nvidia Search vendor "Nvidia"	Jetson Linux Search vendor "Nvidia" for product "Jetson Linux"	< 32.5.1 Search vendor "Nvidia" for product "Jetson Linux" and version " < 32.5.1"	-	Affected	in	Nvidia Search vendor "Nvidia"	Jetson Tx1 Search vendor "Nvidia" for product "Jetson Tx1"	-	-	Safe