CVE-2021-34149
First published: Tue Sep 07 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ti Cc256xcqfn-em Firmware | ||
| Ti Cc256xcqfn-em |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-34149?
CVE-2021-34149 is a vulnerability related to the Bluetooth Classic implementation on the Texas Instruments CC256XCQFN-EM.
What is the severity of CVE-2021-34149?
The severity of CVE-2021-34149 is medium with a CVSS score of 6.5.
How does CVE-2021-34149 affect the Texas Instruments CC256XCQFN-EM?
CVE-2021-34149 allows attackers in radio range to trigger a denial of service (deadlock) by flooding the device with LMP_AU_Rand packets.
Is the Ti Cc256xcqfn-em firmware vulnerable?
Yes, the Ti Cc256xcqfn-em firmware is vulnerable to CVE-2021-34149.
How can I fix CVE-2021-34149?
To mitigate CVE-2021-34149, it is recommended to apply the necessary firmware updates provided by Texas Instruments.
- collector/nvd-index
- agent/severity
- agent/references
- agent/author
- agent/tags
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- vendor/ti
- canonical/ti cc256xcqfn-em firmware
- canonical/ti cc256xcqfn-em