CVE-2021-38786

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Published Jan 19, 2022 CVSS 3.1 · 7.5 High EPSS 1.8% KEV · Not listed

Description

There is a NULL pointer dereference in media/libcedarc/vdecoder of Allwinner R818 SoC Android Q SDK V1.0, which could cause a media crash (denial of service).

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

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

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

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-25223	There is a NULL pointer dereference in media/libcedarc/vdecoder of Allwinner R818 SoC Android Q SDK V1.0, which could cause a media crash (denial of service).

Metrics

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 Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.8% (1.838% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9AMedia%20vdecoder%20has%20Null%20Pointer%20Dereference%20Vulnerability.md
https://vul.wangan.com/a/CNVD-2021-49173
https://www.allwinnertech.com/index.php?c=product&a=index&id=92
https://www.cnvd.org.cn/flaw/show/CNVD-2021-49173

History

No history.

Subscriptions

Allwinnertech Android Q Sdk R818

Weaknesses

CWE-476

Sources

CVE record Updated: Aug 4, 2024, 1:51 AM

Status: PUBLISHED
Assigner: mitre
Published: Jan 19, 2022, 11:53 AM
Updated: Aug 4, 2024, 1:51 AM
Reserved: Aug 16, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:02 AM

Status: Modified
Published: Jan 19, 2022, 12:15 PM
Modified: Jun 17, 2026, 4:02 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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