CVE-2021-38783
HIGH
7.5
CVSS Score
Published: January 18, 2022 at 12:43 PM UTC
Updated: June 17, 2026 at 04:02 AM UTC
2 products affected across 1 vendorAndroid Q SDKR818
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
R818· Allwinnertechdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://vul.wangan.com/a/CNVD-2021-49168x_refsource_MISCProductVendor Advisory
Source: [email protected]
https://www.allwinnertech.com/index.php?c=product&a=index&id=92x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49168CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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