There is an integer overflow in the ION driver "/dev/ion"... · CVE-2021-38787 · GitHub Advisory Database · GitHub

There is an integer overflow in the ION driver "/dev/ion"...

High severity Unreviewed Published Jan 20, 2022 to the GitHub Advisory Database • Updated Feb 3, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

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

Published by the National Vulnerability Database

Jan 19, 2022

Published to the GitHub Advisory Database Jan 20, 2022

Last updated Feb 3, 2023