Samsung Walrus NULL Pointer Dereference Vulnerability Leading to Denial-of-Service

Vulnerability

A NULL pointer dereference vulnerability has been identified in Samsung Open Source Walrus. This vulnerability allows an attacker to cause a denial-of-service condition by using a crafted WebAssembly module that contains deeply nested instructions. The issue is present in the Walrus commit f339b8ee4ea701772e8ae640b3d1b12ac02b1ae9.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing the application to crash or become unresponsive.

Added: May 19, 2026, 4:42 AM
Updated: May 19, 2026, 4:42 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
2.5
exploitability
6.6
remediation
0.0
relevance
8.8
threat
0.0
urgency
2.9
incentive
0.0

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