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Huawei HarmonyOS Null Pointer Dereference Vulnerability in PDF Preview Module

Vulnerability

A null pointer dereference vulnerability has been identified in the PDF preview module of Huawei HarmonyOS devices. This vulnerability can lead to a crash or instability in the PDF preview function. It affects HarmonyOS versions 5.1.0 and 5.0.1.

Impact

Exploitation of this vulnerability can cause a crash or instability in the PDF preview function.

Remediation

Users can apply the latest security update available for their device to address this vulnerability.

Added: Jul 7, 2025, 3:28 AM
Updated: Jul 7, 2025, 3:28 AM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
0.6
exploitability
4.4
remediation
0.0
relevance
0.2
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.