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I. Basic Information for CVE-2021-39670
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-204087139
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Google Android 输入验证错误漏洞
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。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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
VendorProductAffected VersionsCPESubscribe
-Android Android-12 Android-12L -
II. Public POCs for CVE-2021-39670
#POC DescriptionSource LinkShenlong Link
1Exploit app for CVE-2021-39670 and CVE-2021-39690, two permanent denial-of-service vulnerabilities in Android's wallpaper systemhttps://github.com/Supersonic/WallbreakPOC Details
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III. Intelligence Information for CVE-2021-39670
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IV. Related Vulnerabilities
Same product: Android
Same vendor: n/a
V. Comments for CVE-2021-39670

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