A memory leak in the EFR32 Bluetooth LE stack 5.1.0 through 5.1.1 allows an attacker to send an invalid pairing message and cause future legitimate connection attempts to fail. A reset of the device immediately clears the error.Referenceshttps://github.com/SiliconLabshttps://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000U2U1QQAV?operationContext=S1