Samsung Exynos Processors Denial-of-Service Vulnerability via Improper RLC AM PDU Handling

Vulnerability

A denial-of-service vulnerability has been identified in the Samsung Exynos 980, 9820, 9825, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 9110, W920, W930, Modem 5123, and Modem 5300. The issue arises from incorrect management of RLC AM PDUs, which can lead to service disruption.

Impact

Exploitation of this vulnerability causes a denial-of-service condition, disrupting normal operation and availability of the affected component.

Added: Oct 20, 2025, 4:35 PM
Updated: Oct 20, 2025, 4:35 PM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
2.5
exploitability
4.7
remediation
0.0
relevance
0.8
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.