CVE-2021-38787 - OpenCVE

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).

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

AV:N/AC:L/Au:N/C:N/I:N/A:C

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Allwinnertech	Android Q Sdk R818

Configuration 1 [-]

AND

cpe:2.3:a:allwinnertech:android_q_sdk:1.0:*:*:*:*:*:*:*

cpe:2.3:h:allwinnertech:r818:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9AION%20Driver%20Integer%20Overflow.md
https://vul.wangan.com/a/CNVD-2021-49171
https://www.allwinnertech.com/index.php?c=product&a=index&id=92
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49171

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-01-19T12:46:44

Updated: 2024-08-04T01:51:20.152Z

Reserved: 2021-08-16T00:00:00

Link: CVE-2021-38787

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-01-19T13:15:07.870

Modified: 2022-01-26T17:32:56.937

Link: CVE-2021-38787

Redhat

No data.

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