AUGUST 4, 2026
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Case File

CVE-2021-25489

LOW · CVSS 3.3 EPSS 0.53% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Unknown

Added to KEV: 2023-06-29

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

CVE
CVE-2021-25489
Severity
LOW
CVSS
3.3
EPSS
0.53%

Original NVD Description

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.