Unrated severityNVD Advisory· Published Sep 7, 2021· Updated Aug 4, 2024
CVE-2021-34149
CVE-2021-34149
Description
The Bluetooth Classic implementation on the Texas Instruments CC256XCQFN-EM does not properly handle the reception of continuous LMP_AU_Rand packets, allowing attackers in radio range to trigger a denial of service (deadlock) of the device by flooding it with LMP_AU_Rand packets after the paging procedure.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Texas Instruments/CC256XCQFN-EMdescription
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
3- dl.packetstormsecurity.net/papers/general/braktooth.pdfmitrex_refsource_MISC
- www.ti.com/product/CC2564Cmitrex_refsource_MISC
- www.ti.com/tool/CC256XC-BT-SPmitrex_refsource_MISC
News mentions
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