OpenHarmony up to 5.0.3 buffer overflow

Summaryinfo

A vulnerability identified as critical has been detected in OpenHarmony up to 5.0.3. The impacted element is an unknown function. The manipulation leads to buffer overflow. This vulnerability is traded as CVE-2025-25052. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in OpenHarmony up to 5.0.3 and classified as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is availability. The summary by CVE is:

in OpenHarmony v5.0.3 and prior versions allow a local attacker cause DOS through buffer overflow.

The advisory is shared at gitee.com. The identification of this vulnerability is CVE-2025-25052 since 03/02/2025. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Name

• OpenHarmony

Version

• 5.0.0
• 5.0.1
• 5.0.2
• 5.0.3

License

• open-source

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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• 🔍

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