What’s Vulnerable › Vulnerabilities

CVE-2021-39993

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-10 · updated 2026-06-17
• Weakness: CWE-190

Description

There is an Integer overflow vulnerability with ACPU in smartphones. Successful exploitation of this vulnerability may cause out-of-bounds access.

Affected products

• Huawei EMUI: 11.0.0
• Huawei Magic UI: 4.0.0

References

• https://consumer.huawei.com/en/support/bulletin/2021/12/
• https://consumer.huawei.com/en/support/bulletin/2021/12/

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