CVE-2025-49495

An issue was discovered in the WiFi driver in Samsung Mobile Processor Exynos 1380, 1480, 2400, 1580

High · published January 5, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
4.8
In the wild
Unconfirmed
What it is

⚡ A buffer overflow in Samsung's Exynos processor WiFi driver could open a dangerous door! Think of it like a too-full suitcase bursting open at the airport — when it can't hold any more, everything spills out, and that's just what happens with data in this case! An attacker could exploit this flaw to overwrite critical memory regions, potentially allowing unauthorized access to sensitive data or system control. The consequences? A compromised device leading to loss of privacy and data integrity — a nightmare scenario for users!

Put simply

Think of it like a too-full suitcase bursting open at the airport — when it can't hold any more, everything spills out, and that's just what happens with data in this case! This buffer overflow stems from the mishandling of an NL80211 vendor command in the WiFi driver of several Samsung Exynos processors, allowing attackers to manipulate memory allocation and execute arbitrary code.

What to do

An attacker could exploit this flaw to overwrite critical memory regions, potentially allowing unauthorized access to sensitive data or system control. The consequences? A compromised device leading to loss of privacy and data integrity — a nightmare scenario for users! To mitigate this vulnerability, ensure that your devices are updated with the latest firmware from Samsung as soon as it's available. Monitoring device security patches regularly is key to staying safe! You've got this! Keep those devices updated and secure, and you'll be a security superhero! 🦸

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.8th percentile
Published
2026-01-05T00:00Z
EPSS history
Timeline
  • 05 JAN 00:00Z
    An issue was discovered in the WiFi driver in Samsung Mobile Processor Exynos 1380, 1480, 2400, 1580
    cvelistv5