CVE-2021-22386 json
A component of the Huawei smartphone has a Double Free vulnerability.
published 2021-08-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9532
- cvss
- 7.0
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
A component of the Huawei smartphone has a Double Free vulnerability. Local attackers may exploit this vulnerability to cause Root Elevation of Privileges.
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- n/a EMUI;Magic UI;HarmonyOS
Classification
- Weakness
-
- CWE-415 Double Free
References
-
consumer.huawei.com
/en/support/bulletin/2021/6/
vendor-advisory
-
device.harmonyos.com
/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077
third-party-advisory
Sources
- CVE List CVE-2021-22386
- NVD CVE-2021-22386
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