What’s Vulnerable › Vulnerabilities

CVE-2025-21097: Arkcompiler Ets Runtime has a NULL pointer dereference vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-03-04 · updated 2026-06-17
• Weakness: CWE-476

Description

in OpenHarmony v5.0.2 and prior versions allow a local attacker cause DOS through NULL pointer dereference.

Affected products

• OpenHarmony: from 4.1.0 through 5.0.2

References

• https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2025/2025-03.md

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