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CVE-2021-31609

Status Candidate

Overview

The Bluetooth Classic implementation in Silicon Labs iWRAP 6.3.0 and earlier does not properly handle the reception of an oversized LMP packet greater than 17 bytes, allowing attackers in radio range to trigger a crash in WT32i via a crafted LMP packet.

Related Files

BRAKTOOTH: Causing Havoc On Bluetooth Link Manager
Posted Sep 3, 2021
Authored by Vaibhav Bedi, Matheus E. Garbelini, Ernest Kurniawan, Sudipta Chattopadhyay, Sumei Sun | Site asset-group.github.io

This whitepaper discusses BRAKTOOTH, a family of new security vulnerabilities in commercial BT stacks that range from denial of service (DoS) via firmware crashes and deadlocks in commodity hardware to arbitrary code execution (ACE) in certain IoTs.

tags | advisory, paper, denial of service, arbitrary, vulnerability, code execution
advisories | CVE-2021-28135, CVE-2021-28136, CVE-2021-28139, CVE-2021-28155, CVE-2021-31609, CVE-2021-31610, CVE-2021-31611, CVE-2021-31612, CVE-2021-31613, CVE-2021-31717, CVE-2021-31785, CVE-2021-31786, CVE-2021-34143, CVE-2021-34144, CVE-2021-34145, CVE-2021-34146, CVE-2021-34147, CVE-2021-34148, CVE-2021-34149, CVE-2021-34150
MD5 | 83e56767b319b5f79741b2ed5ec789fa
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