OpenHarmony v5.0.2 & earlier NULL ptr Deref in pre-installed apps allows Lcl AOE
CVE-2025-21084 Published on March 4, 2025

Arkcompiler Ets Runtime has an NULL pointer dereference vulnerability
in OpenHarmony v5.0.2 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through through NULL pointer dereference.. This vulnerability can be exploited only in restricted scenarios.

NVD

Vulnerability Analysis

CVE-2025-21084 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 small impact on confidentiality, a small impact on integrity and availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.


Products Associated with CVE-2025-21084

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Affected Versions

OpenHarmony:

Exploit Probability

EPSS
0.08%
Percentile
23.68%

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.