MEDIUMCVSS v3.1 5.5Actively exploited · CISA KEV since 2023-06-29Vulnerability

CVE-2021-25489

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.

Properties

Euvd product
Samsung Mobile Devices
Vulnerability name
Samsung Mobile Devices Improper Input Validation Vulnerability
First seen
2025-10-21T23:25:30+00:00
Cvss score
5.5
Epss score
0.00531
Last seen
2026-10-19T12:00:27+00:00
Due date
2023-07-20
Euvd assigner
Samsung Mobile
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2023-06-29T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2023-06-29
Score
5.5
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Samsung Mobile
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
3.3

Related Entities (32 · showing 24)

AFFECTS_PRODUCT (28 · showing 20)

→[Product]cpe:2.3:o:samsung:android:10.0:smr-jul-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-mar-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-jul-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-mar-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-may-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-sep-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-jan-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-aug-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-feb-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-apr-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-may-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-jun-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-jun-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:11.0:smr-sep-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-jan-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:9.0:smr-jan-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:9.0:smr-may-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:9.0:smr-mar-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-feb-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:10.0:smr-aug-2021-r1:*:*:*:*:*:*

HAS_WEAKNESS (2)

→[Weakness]Improper Input Validation
→[Weakness]Use of Externally-Controlled Format String

DESCRIBES (1)

←[KEVEntry]Samsung Mobile Devices Improper Input Validation Vulnerability

INVOLVES (1)

←[Signal]kev_added · 2023-06-29

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CVE-2021-25489 (CVSS v3.1 5.5) — Ninja Signal Threat Intelligence | Ninja Signal