Vulnerability Intelligence Report
Samsung Mobile Devices Improper Input Validation Vulnerability
CVE-2021-25489
Assuming radio permission is gained, missing input validation in modem interface driver prior to SMR Oct-2021 Release 1 results in format string bug leading to kernel panic.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
3.3
LOW
Exploitability:1.9
Impact Score:1.5
EPSS Probability:0.52%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20: Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Samsung Mobile | Samsung Mobile Devices | O(8.1), P(9.0), Q(10.0), R(11.0) < SMR Oct-2021 Release 1 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Samsung Mobile |
| Reserved | 2021-01-19T00:00:00 |
| Published | 2021-10-06T17:10:39 |
| Last Updated | 2025-10-21T23:25:30 |
Community Chatter & Buzz