What’s Vulnerable › Vulnerabilities

CVE-2021-22391

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-02 · updated 2026-06-17
• Weakness: CWE-131

Description

There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause the system to reset.

Affected products

• Huawei EMUI: 9.1.0, 9.1.1, 10.0.0, 10.1.0, 10.1.1, 11.0.0
• Huawei Magic UI: 2.1.1, 3.0.0, 3.1.0, 3.1.1, 4.0.0

References

• https://consumer.huawei.com/en/support/bulletin/2021/6/
• https://consumer.huawei.com/en/support/bulletin/2021/6/

Get alerted when CVE-2021-22391 or the next vulnerability affects your stack