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7.5

There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code.

CVE-2021-22415 · published 5 years ago
Summary

There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
huawei emui 11.0.0
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
huawei magic_ui 4.0.0
cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Original advisory text
There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code.
There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-131Incorrect Calculation of Buffer Size
Timeline
Published2 Aug 2021
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-22415 · NVD
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