CVE-2021-46891 — CRITICAL (9.8)

Vulnerability Description

Vulnerability of incomplete read and write permission verification in the GPU module. Successful exploitation of this vulnerability may affect service confidentiality, integrity, and availability.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Huawei	Emui	12.0.0
Huawei	Harmonyos	2.0

Related Weaknesses (CWE)

CWE-863 CWE-200

References

https://consumer.huawei.com/en/support/bulletin/2023/7/Vendor Advisory
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202307-0Vendor Advisory
https://consumer.huawei.com/en/support/bulletin/2023/7/Vendor Advisory
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202307-0Vendor Advisory

FAQ

What is CVE-2021-46891?

CVE-2021-46891 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Vulnerability of incomplete read and write permission verification in the GPU module. Successful exploitation of this vulnerability may affect service confidentiality, integrity, and availability.

How severe is CVE-2021-46891?

CVE-2021-46891 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-46891?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Emui, Huawei Harmonyos.