Unrated severityNVD Advisory· Published Jan 19, 2022· Updated Aug 4, 2024
CVE-2021-38788
CVE-2021-38788
Description
The Background service in Allwinner R818 SoC Android Q SDK V1.0 is used to manage background applications. Malicious apps can use the interface provided by the service to set the number of applications allowed to run in the background to 0 and add themselves to the whitelist, so that once other applications enter the background, they will be forcibly stopped by the system, causing a denial of service.
Affected products
2- Allwinner/R818 SoC Android Q SDKdescription
Patches
Vulnerability mechanics
References
4- github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9Abackground%20service%20has%20EoP%20Vulnerability.mdmitrex_refsource_MISC
- vul.wangan.com/a/CNVD-2021-46928mitrex_refsource_MISC
- www.allwinnertech.com/index.phpmitrex_refsource_MISC
- www.cnvd.org.cn/flaw/show/CNVD-2021-46928mitrex_refsource_MISC
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