CVE Watch—

CVE-2021-25489

Samsung Mobile Devices Improper Input Validation Vulnerability

CVSS

—

No CVSS

EPSS

0.5%

p39

KEV

YES

Jun 29, 2023

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

0.5%EPSS · 30 days0.5%

2026-06-302026-07-17

KEV catalog record

Product

Samsung / Mobile Devices

Vulnerability

Samsung Mobile Devices Improper Input Validation Vulnerability

Added to KEV

Jun 29, 2023

Remediate by

Jul 20, 2023

Known ransomware use

Summary description

Samsung mobile devices contain an improper input validation vulnerability within the modem interface driver that results in a format string bug leading to kernel panic.

Required action

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable

Notes

https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10; https://nvd.nist.gov/vuln/detail/CVE-2021-25489

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