CVE-2021-22392
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of...
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.
- Record
CVE-2021-22392- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-131
- Updated
- 2026-11-02
CVE List No score
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.
- Record
CVE-2021-22392- Updated
- 2026-11-02
EUVDEUVD-2021-9538 No score
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.
- Record
EUVD-2021-9538- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p3vj-26q5-c789 No score
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of...
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.
- Record
GHSA-p3vj-26q5-c789- Weakness
- CWE-131
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-22392 is a high vulnerability (CVSS 7.5) in Huawei Emui, published August 2, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.