CVE-2025-20021: Arkcompiler Ets Runtime has an out-of-bounds read vulnerability
First published: Tue Mar 04 2025(Updated: )
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause DOS through out-of-bounds read.
Credit: scy@openharmony.io
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenHarmony | <5.0.2 | |
| <=5.0.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-20021?
CVE-2025-20021 is classified as a medium severity vulnerability.
How do I fix CVE-2025-20021?
To fix CVE-2025-20021, upgrade to OpenHarmony version 5.0.3 or later.
What type of attack does CVE-2025-20021 allow?
CVE-2025-20021 allows a local attacker to cause denial of service through out-of-bounds read.
Which versions of OpenHarmony are affected by CVE-2025-20021?
CVE-2025-20021 affects OpenHarmony versions v5.0.2 and prior.
Can CVE-2025-20021 be exploited remotely?
No, CVE-2025-20021 requires local access to exploit the vulnerability.
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