Samsung Mobile Devices Improper Input Validation Vulnerability

Added to KEV
2023-06-29
Federal due date
2023-07-20
Vendor
Samsung
Product
Mobile Devices
EPSS
57.4th percentile (score 0.003, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2021-25489

CISA short 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

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.