Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2021-25489

CVE-2021-25489LOW

Samsung Mobile Devices

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  N  N  L    3.3   .0053   42.9   YES

AFFECTED
  Product                 Versions                            Fixed
  Samsung Mobile Devices  O(8.1), P(9.0), Q(10.0), R(11.0) –  —

TIMELINE
  Jan 19  Reserved by Samsung Mobile
  Oct 6   Published (CNA: Samsung Mobile)
  Jun 29  Added to CISA KEV, remediation due 2023-07-20

CWE-20 · CNA: Samsung Mobile · CVSS v3.1 · 2 references · KEV due July 20, 2023

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 19, 2021	Reserved	Reserved by Samsung Mobile
October 6, 2021	Published	Published (CNA: Samsung Mobile)
June 29, 2023	KEV ADDED	Added to CISA KEV, remediation due 2023-07-20

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Samsung Mobile	Samsung Mobile Devices	—	O(8.1), P(9.0), Q(10.0), R(11.0)	—

Weaknesses

CWE-20

References (2)

https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 [x_refsource_MISC]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25489 [government-resource]

Authoritative record: CVE-2021-25489 at cve.org

Vendors: samsung mobile

Weaknesses: CWE-20

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-25489 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.