CVE-2021-43267

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1284

Affected software

No affected versions have been published.

Timeline

Published: Nov 2, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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