CVE-2025-21936

CVSS 3.1 Score 5.5 of 10 (medium)

Details

Published Apr 1, 2025
Updated: Apr 10, 2025
CWE ID 476

Summary

CVE-2025-21936 is a vulnerability affecting the Linux kernel that has been addressed. This issue involved a null pointer dereference in the Bluetooth subsystem's `mgmt_device_connected()` function. The vulnerability occurred due to a missing check for the return value of `mgmt_alloc_skb()` in this function. Successful exploitation could lead to a denial-of-service or potentially more serious consequences. The Linux community has released a patch to mitigate this issue.

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