Improper Input Validation in DualDAR Driver by Samsung Mobile
CVE-2026-21101

8.4HIGH

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
9 September 2026

What is CVE-2026-21101?

The DualDAR driver prior to the SMR Sep-2026 Release 1 from Samsung Mobile is susceptible to improper input validation. This vulnerability can be exploited by local privileged attackers, potentially allowing them to execute arbitrary code with elevated root privileges. Such an exploit can lead to significant security risks, compromising the integrity and confidentiality of the affected systems. It is crucial for users to update their devices to the latest software release to mitigate this vulnerability.

Affected Version(s)

Samsung Mobile Devices SMR Sep-2026 Release in Android 14, 15, 16, 17

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.