CVE-2021-25489VulnerabilityPublished 06/29/2023Updated 10/24/2026
CVE-2021-25489: Samsung Mobile Devices Improper Input Validation Vulnerability
Affects Samsung Mobile DevicesSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 06/29/2023
- KEV deadline
- 07/20/2023
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEs
What to do
CISA required action
Apply updates per vendor instructions or discontinue use of the product if updates are unavailable
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.