CVE-2021-22386

low-risk

Published 2021-08-10

A component of the Huawei smartphone has a Double Free vulnerability. Local attackers may exploit this vulnerability to cause Root Elevation of Privileges.

Do I need to act?

0.02% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.0/10 High

LOCAL / HIGH complexity

Affected Products (2)

Emui

Magic Ui

Affected Vendors

Huawei

References (4)

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

Third Party Advisory https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_2...

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

Third Party Advisory https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_2...

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 7/34 · Low