CVE-2021-46894

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Published Jul 6, 2023 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed

Description

Use After Free (UAF) vulnerability in the uinput module.Successful exploitation of this vulnerability may lead to kernel privilege escalation.

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

Huawei

HarmonyOS

unaffected

Version	Status	Constraints
`2.0.0`	affected	—

Huawei

EMUI

unaffected

Version	Status	Constraints
`12.0.0`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:huawei:emui:12.0.0:::::::*
	cpe:2.3:o:huawei:harmonyos:2.0.0:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-33544	Use After Free (UAF) vulnerability in the uinput module.Successful exploitation of this vulnerability may lead to kernel privilege escalation.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.450% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://consumer.huawei.com/en/support/bulletin/2023/7/
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202307-0000001587168858

History

Nov 19, 2024 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Huawei Emui Harmonyos

Weaknesses

Sources

CVE record Updated: Nov 19, 2024, 6:55 PM

Status: PUBLISHED
Assigner: huawei
Published: Jul 6, 2023, 12:23 PM
Updated: Nov 19, 2024, 6:55 PM
Reserved: Jun 29, 2023, 11:27 AM

View source JSON

Vulnrichment Updated: Aug 4, 2024, 5:17 AM

Updated: Aug 4, 2024, 5:17 AM

NVD Updated: Jun 17, 2026, 4:15 AM

Status: Modified
Published: Jul 6, 2023, 1:15 PM
Modified: Jun 17, 2026, 4:15 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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