Vulnerability Database

318,388

Total vulnerabilities in the database

CVE-2021-3581

Buffer Access with Incorrect Length Value in zephyr. Zephyr versions >= >=2.5.0 contain Buffer Access with Incorrect Length Value (CWE-805). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5

  • Published: Oct 5, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-3581
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7
  • AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5.8
  • AV:A/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
zephyrproject / zephyr 2.5.0 2.6.0