There is an integer overflow in the ION driver "/dev/ion" of Allwinner R818 SoC Android Q SDK V1.0 that could use the ioctl cmd "COMPAT_ION_IOC_SUNXI_FLUSH_RANGE" to cause a system crash (denial of service).
References
| Link | Resource |
|---|---|
| https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9AION%20Driver%20Integer%20Overflow.md | Broken Link Third Party Advisory |
| https://vul.wangan.com/a/CNVD-2021-49171 | Third Party Advisory |
| https://www.allwinnertech.com/index.php?c=product&a=index&id=92 | Product Vendor Advisory |
| https://www.cnvd.org.cn/flaw/show/CNVD-2021-49171 | Third Party Advisory |
| https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9AION%20Driver%20Integer%20Overflow.md | Broken Link Third Party Advisory |
| https://vul.wangan.com/a/CNVD-2021-49171 | Third Party Advisory |
| https://www.allwinnertech.com/index.php?c=product&a=index&id=92 | Product Vendor Advisory |
| https://www.cnvd.org.cn/flaw/show/CNVD-2021-49171 | Third Party Advisory |
Configurations
Configuration 1 (hide)
| AND |
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History
21 Nov 2024, 06:18
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9AION%20Driver%20Integer%20Overflow.md - Broken Link, Third Party Advisory | |
| References | () https://vul.wangan.com/a/CNVD-2021-49171 - Third Party Advisory | |
| References | () https://www.allwinnertech.com/index.php?c=product&a=index&id=92 - Product, Vendor Advisory | |
| References | () https://www.cnvd.org.cn/flaw/show/CNVD-2021-49171 - Third Party Advisory |
Information
Published : 2022-01-19 13:15
Updated : 2024-11-21 06:18
NVD link : CVE-2021-38787
Mitre link : CVE-2021-38787
CVE.ORG link : CVE-2021-38787
JSON object : View
Products Affected
allwinnertech
- android_q_sdk
- r818
CWE
CWE-190
Integer Overflow or Wraparound