CVE-2022-21774
Quick assessment
Affected
MediaTek, Inc. MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6875, MT6877, MT6879, MT6885, MT6893, MT6895, MT6983
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.
Google Android是美国谷歌（Google）公司的一套以Linux为基础的开源操作系统。 Google Android 存在安全漏洞，该漏洞源于在 TEEI 驱动程序中使用不正确同步（竞争条件）的共享资源并发执行，攻击者利用该漏洞可以升级本地权限,以下产品和版本受到影响： MT6580, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6755, MT6755S, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769,
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2022-21774
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In TEEI driver, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06641447; Issue ID: ALPS06641447.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Google Android 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Android是美国谷歌（Google）公司的一套以Linux为基础的开源操作系统。 Google Android 存在安全漏洞，该漏洞源于在 TEEI 驱动程序中使用不正确同步（竞争条件）的共享资源并发执行，攻击者利用该漏洞可以升级本地权限,以下产品和版本受到影响： MT6580, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6755, MT6755S, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769,
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 |
|---|---|---|---|---|
| MediaTek, Inc. | MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6875, MT6877, MT6879, MT6885, MT6893, MT6895, MT6983 | Android 11.0, 12.0 | - |
|
II. Public POCs for CVE-2022-21774
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2022-21774 (1)
-
https://corp.mediatek.com/product-security-bulletin/July-2022 x_refsource_MISC
Same Patch Batch · MediaTek, Inc. · 2022-07-06 · 27 CVEs total
| CVE-2022-21772 | Google Android 竞争条件问题漏洞 | |
| CVE-2022-20082 | Google Android 竞争条件问题漏洞 | |
| CVE-2022-21763 | Google Android 访问控制错误漏洞 | |
| CVE-2022-21764 | Google Android 访问控制错误漏洞 | |
| CVE-2022-21744 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20083 | Google Android缓冲区错误漏洞 | |
| CVE-2022-21767 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21768 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21765 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21766 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21769 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21770 | Google Android 后置链接漏洞 | |
| CVE-2022-21771 | Google Android 竞争条件问题漏洞 | |
| CVE-2022-21787 | MediaTek 芯片缓冲区错误漏洞 | |
| CVE-2022-21773 | Google Android 竞争条件问题漏洞 | |
| CVE-2022-21775 | MediaTek 资源管理错误漏洞 | |
| CVE-2022-21776 | MediaTek 芯片竞争条件问题漏洞 | |
| CVE-2022-21777 | MediaTek Autoboot 访问控制错误漏洞 | |
| CVE-2022-21779 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-21780 | MediaTek 芯片缓冲区错误漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2022-21774
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