VULNERABILITY INTELLIGENCE

CVE-2021-3330

CVSS score7.1 HIGH

EPSS probability0.61%

CISA KEVNot currently listed

Published2021-10-12

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Description

RCE/DOS: Linked-list corruption leading to large out-of-bounds write while sorting for forged fragment list in Zephyr. Zephyr versions >= >=2.4.0 contain Out-of-bounds Write (CWE-787). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fj4r-373f-9456

Weakness classification

vulnerabilities@zephyrproject.org: CWE-787
nvd@nist.gov: CWE-787

Primary references

vulnerabilities@zephyrproject.org — Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory