OpenHarmony <=5.1.0: OOB write enables local code exec in installed apps
CVE-2025-41432 Published on March 16, 2026
arkcompiler_ets_runtime has an out-of-bounds write vulnerability
in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.
Vulnerability Analysis
CVE-2025-41432 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2025-41432 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2025-41432
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Affected Versions
OpenHarmony:- Version v5.0.3, <= v5.1.0.x is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.