CVE-2021-38785

Description

There is a NULL pointer deference in the Allwinner R818 SoC Android Q SDK V1.0 camera driver /dev/cedar_dev that could use the ioctl cmd IOCTL_GET_IOMMU_ADDR to cause a system crash.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.78% Top 30%
Vendor Advisory allwinnertech.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.allwinnertech.com/index.php?c=product&a=index&id=92 product vendor advisory
https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9ACamera%20Driver%20has%20Null%20Pointer%20Dereference%20Vulnerability.md broken link
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49170 third party advisory
https://vul.wangan.com/a/CNVD-2021-49170 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-38785?
CVE-2021-38785 has been scored as a high severity vulnerability.
How to fix CVE-2021-38785?
To fix CVE-2021-38785, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-38785 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-38785 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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