CVE-2021-38783

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

There is a Out-of-Bound Write in the Allwinner R818 SoC Android Q SDK V1.0 camera driver "/dev/cedar_dev" through iotcl cmd IOCTL_SET_PROC_INFO and IOCTL_COPY_PROC_INFO, which could cause a system crash or EoP.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9ACamera%20Driver%20has%20Out-Of-Bound%20Write%20Vulnerability.mdBroken Link
https://vul.wangan.com/a/CNVD-2021-49168Third Party Advisory
https://www.allwinnertech.com/index.php?c=product&a=index&id=92Product, Vendor Advisory
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49168Third Party Advisory
https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9ACamera%20Driver%20has%20Out-Of-Bound%20Write%20Vulnerability.mdBroken Link
https://vul.wangan.com/a/CNVD-2021-49168Third Party Advisory
https://www.allwinnertech.com/index.php?c=product&a=index&id=92Product, Vendor Advisory
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49168Third Party Advisory

Timeline

Published: Jan 18, 2022
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-387847.5There is a NULL pointer dereference in the syscall open_exec function of Allwinner R818 SoC Android Q SDK V1.0 that could executable a malic CVE-2021-387857.5There 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 IOC CVE-2021-387867.5There is a NULL pointer dereference in media/libcedarc/vdecoder of Allwinner R818 SoC Android Q SDK V1.0, which could cause a media crash (d CVE-2021-387877.5There 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_CVE-2021-387887.5The Background service in Allwinner R818 SoC Android Q SDK V1.0 is used to manage background applications. Malicious apps can use the interf CVE-2021-387897.5Allwinner R818 SoC Android Q SDK V1.0 is affected by an incorrect access control vulnerability that does not check the caller's permission, CVE-2021-38795.4snipe-it is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVE-2021-38819.8libmobi is vulnerable to Out-of-bounds Read CVE-2021-388198.8A SQL injection vulnerability exits on the Simple Image Gallery System 1.0 application through "id" parameter on the album page.CVE-2021-38826.8LedgerSMB does not set the 'Secure' attribute on the session authorization cookie when the client uses HTTPS and the LedgerSMB server is beh CVE-2021-388225.4A Stored Cross Site Scripting vulnerability via Malicious File Upload exists in multiple pages of IceHrm 30.0.0.OS that allows for arbitrary CVE-2021-388239.8The IceHrm 30.0.0 OS website was found vulnerable to Session Management Issue. A signout from an admin account does not invalidate an admin