cve.bz

CVE-2021-34149

6.5 mediumEPSS 0.5%

Medium (6.5) in ti cc256xcqfn-em firmware. EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON