CVE-2026-21049
Samsung · Mobile Devices
An out-of-bounds write vulnerability exists in the libpadm library of Samsung mobile devices, potentially allowing for memory corruption.
Executive summary
An out-of-bounds write vulnerability in Samsung's libpadm library poses a significant risk to the integrity and stability of affected mobile devices.
Vulnerability
This is an out-of-bounds write vulnerability (CWE-787) residing in the libpadm component. Exploitation requires an attacker to have local access and low-level privileges to interact with the vulnerable library, potentially resulting in memory corruption or unintended code execution.
Business impact
The CVSS score of 8.4 indicates a high severity, reflecting the potential for significant impact on device security. If exploited, an attacker could manipulate local processes or corrupt system memory, threatening the confidentiality and integrity of sensitive enterprise data stored on the device.
Remediation
Immediate Action: Apply the July 2026 Security Maintenance Release (SMR) provided by Samsung for Android 14, 15, and 16 to remediate the vulnerability.
Proactive Monitoring: Review system logs for anomalous process behaviors or unexpected memory access errors.
Compensating Controls: Implement strict mobile device management (MDM) policies to restrict local access and prevent unauthorized application execution.
Exploitation status
Public Exploit Available: false
Analyst recommendation
Urgent action is required to patch these devices. Organizations should ensure that all Samsung mobile units are updated to the July 2026 release cycle to neutralize the threat posed by this out-of-bounds write vulnerability.