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Samsung Exynos Processors NULL Pointer Dereference Vulnerability Leading to Denial-of-Service

Vulnerability

A NULL pointer dereference vulnerability has been identified in Samsung Mobile Processors Exynos 1380, 1480, 2400, 1580, and 2500. The issue arises in the NPU component, specifically within the set_cpu_affinity() function, where a NULL pointer dereference of npu_proto_drv.ast.thread_ref occurs, causing a denial-of-service condition.

Impact

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

Added: Mar 3, 2026, 4:19 PM
Updated: Mar 3, 2026, 10:38 PM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
0.8
exploitability
2.9
remediation
0.0
relevance
3.4
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.