VULNERABILITY INTELLIGENCE

CVE-2021-3454

CVSS score4.3 MEDIUM
EPSS probability0.96%
CISA KEVNot currently listed
Published2021-10-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

Truncated L2CAP K-frame causes assertion failure. Zephyr versions >= 2.4.0, >= v.2.50 contain Improper Handling of Length Parameter Inconsistency (CWE-130), Reachable Assertion (CWE-617). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3

Weakness classification

  • vulnerabilities@zephyrproject.org: CWE-130
  • nvd@nist.gov: CWE-617

Primary references