CVE-2025-49494

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123

High · published November 4, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
28.0
In the wild
Unconfirmed
What it is

⚡ A mishandled packet is all it takes! This vulnerability in Samsung's Exynos 2100 and several other processors can trigger a Denial of Service with just a single flawed 5G NRMM packet. 🛑 Think of it like a traffic jam caused by one rogue car that throws everything into chaos. Just one improperly handled packet can clog up the network, leaving devices stranded in a digital gridlock! 🚦 An attacker could exploit this vulnerability to disrupt network services, rendering devices powerless. Imagine your smartphone or wearable device suddenly losing connectivity and becoming unusable! It’s absolutely devastating for users relying on these devices for communication and essential functions.

Put simply

Think of it like a traffic jam caused by one rogue car that throws everything into chaos. Just one improperly handled packet can clog up the network, leaving devices stranded in a digital gridlock! 🚦 This Denial of Service issue arises from the mishandling of specific 5G NRMM packets in Samsung's Exynos processors, potentially causing devices to crash or become unresponsive when they encounter these problematic packets.

What to do

An attacker could exploit this vulnerability to disrupt network services, rendering devices powerless. Imagine your smartphone or wearable device suddenly losing connectivity and becoming unusable! It’s absolutely devastating for users relying on these devices for communication and essential functions. To protect against this, Samsung and device manufacturers need to issue patches to affected devices and ensure users are prompted to update their software. Until then, be cautious with public networks. 🔒 You've got this! Stay vigilant, and follow these steps to keep your devices running smoothly! 🦸‍♂️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00355 · 28.0th percentile
Published
2025-11-04T00:00Z
EPSS history
Timeline
  • 04 NOV 00:00Z
    An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123
    cvelistv5