Wind River Support Network


LIN1021-278 : Security Advisory - linux - CVE-2021-3506

Created: May 24, 2021    Updated: Dec 17, 2021
Resolved Date: May 25, 2021
Found In Version:
Fix Version:
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel


An out-of-bounds (OOB) memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability.

CREATE(Triage):(User=admin) CVE-2021-3506 (


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