CVE-2021-34386
Quick assessment
Affected
NVIDIA NVIDIA Jetson TX1
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Nvidia NVIDIA TLK是美国Nvidia公司的一个调度程序，与可信固件-A (TF-A) 配合使用。 NVIDIA TLK 存在输入验证错误漏洞，该漏洞源于Trusty TLK 在 NVIDIA TLK 内核中包含一个漏洞，其中 calloc 大小计算中的整数溢出会导致计数和大小的乘法溢出，从而可能导致堆溢出。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-34386
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the calloc size calculation can cause the multiplication of count and size can overflow, which might lead to heap overflows.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
NVIDIA TLK 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nvidia NVIDIA TLK是美国Nvidia公司的一个调度程序，与可信固件-A (TF-A) 配合使用。 NVIDIA TLK 存在输入验证错误漏洞，该漏洞源于Trusty TLK 在 NVIDIA TLK 内核中包含一个漏洞，其中 calloc 大小计算中的整数溢出会导致计数和大小的乘法溢出，从而可能导致堆溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NVIDIA | NVIDIA Jetson TX1 | All Jetson Linux versions prior to r32.5.1 | - |
|
II. Public POCs for CVE-2021-34386
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-34386 (1)
-
https://nvidia.custhelp.com/app/answers/detail/a_id/5205 x_refsource_CONFIRM
Same Patch Batch · NVIDIA · 2021-06-21 · 4 CVEs total
| CVE-2021-34387 | 6.3 MEDIUM | NVIDIA TLK 访问控制错误漏洞 |
| CVE-2021-34388 | 6.3 MEDIUM | NVIDIA MB2 缓冲区错误漏洞 |
| CVE-2021-34389 | 5.0 MEDIUM | NVIDIA OTE 缓冲区错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-34386
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