CVE-2022-47974 Denial of service in EMUI

What is CVE-2022-47974?

CVE-2022-47974 is a medium-severity denial of service vulnerability in Huawei Emui, published on 6 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Bluetooth AVRCP module has a vulnerability that can lead to DoS attacks.Successful exploitation of this vulnerability may cause the Bluetooth process to restart.

Weakness: CWE-287

Which versions are affected by CVE-2022-47974?

It affects 2 products.

Products include Huawei Emui, Huawei Harmonyos.

How do I fix CVE-2022-47974?

No fix has been published for CVE-2022-47974 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-47974 being exploited?

There is no known exploitation of CVE-2022-47974 in the wild and no public exploit code.

Other vulnerabilities in Huawei Emui

• CVE-2023-52370 Memory corruption in EMUI Critical 9.8
• CVE-2023-52378 Business logic in EMUI Critical 9.8
• CVE-2023-52381 Code injection in EMUI Critical 9.8
• CVE-2023-52103 Memory corruption in EMUI Critical 9.8
• CVE-2023-46773 Privilege escalation in EMUI Critical 9.8

All Huawei Emui vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-gr48-q88f-726j.