August

HUAWEI is releasing monthly security updates for flagship models. This security update includes HUAWEI and third-party library patches:

This security update includes the following HUAWEI patches:

CVE Vulnerability Description Impact Severity Affected Version
CVE-2025-54636 Issue of buffer overflow caused by insufficient data verification in the kernel drop detection module Successful exploitation of this vulnerability may affect availability. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54637 Out-of-bounds array access issue due to insufficient data verification in the kernel ambient light module Successful exploitation of this vulnerability may affect service confidentiality. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54641 Issue of buffer overflow caused by insufficient data verification in the kernel acceleration module Successful exploitation of this vulnerability may affect availability. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54642 Issue of buffer overflow caused by insufficient data verification in the kernel gyroscope module Successful exploitation of this vulnerability may affect availability. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54643 Out-of-bounds array access issue due to insufficient data verification in the kernel ambient light module Successful exploitation of this vulnerability may affect service confidentiality. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54644 Out-of-bounds array access issue due to insufficient data verification in the kernel ambient light module Successful exploitation of this vulnerability may affect service confidentiality. Medium HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, EMUI 14.0.0, EMUI 13.0.0
CVE-2025-54646 Vulnerability of inadequate packet length check in the BLE module Successful exploitation of this vulnerability may affect performance. Medium HarmonyOS5.1.0, HarmonyOS5.0.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0

This security update includes the following third-party library patches:

CVE Severity Affected Version
CVE-2025-26449 High HarmonyOS4.3.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 15.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0
CVE-2025-26462 High HarmonyOS4.3.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 15.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0
CVE-2025-26443 High HarmonyOS4.3.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 15.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0
CVE-2025-26453 High HarmonyOS4.3.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 15.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0
CVE-2025-26441 High HarmonyOS4.3.1, HarmonyOS4.3.0, HarmonyOS4.2.0, HarmonyOS4.0.0, HarmonyOS3.1.0, HarmonyOS3.0.0, HarmonyOS2.1.0, HarmonyOS2.0.0, EMUI 15.0.0, EMUI 14.0.0, EMUI 13.0.0, EMUI 12.0.0

Updated on: 2025-08-05

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