CVE-2021-22416 Code injection in HarmonyOS

What is CVE-2021-22416?

CVE-2021-22416 is a high-severity code injection vulnerability in Huawei Harmonyos, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A component of the HarmonyOS has a Data Processing Errors vulnerability. Local attackers may exploit this vulnerability to cause Kernel Code Execution.

Which versions are affected by CVE-2021-22416?

It affects 1 product.

Products include Huawei Harmonyos.

How do I fix CVE-2021-22416?

No fix has been published for CVE-2021-22416 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2021-22416 being exploited?

There is no known exploitation of CVE-2021-22416 in the wild and no public exploit code.

Other vulnerabilities in Huawei Harmonyos

• CVE-2026-34865 Memory corruption in HarmonyOS Critical 10.0
• CVE-2023-34157 Other in HarmonyOS Critical 10.0
• CVE-2023-41294 Denial of service in HarmonyOS Critical 9.8
• CVE-2022-48478 Denial of service in HarmonyOS Critical 9.8
• CVE-2022-48479 Memory corruption in HarmonyOS Critical 9.8

All Huawei Harmonyos vulnerabilities

Sources

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

Also known as GHSA-2wgq-r8q2-jw8m.