CVE-2021-47009

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

KEYS: trusted: Fix memory leak on object td

Two error return paths are neglecting to free allocated object td, causing a memory leak. Fix this by returning via the error return path that securely kfree's td.

Fixes clang scan-build warning: security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential memory leak [unix.Malloc]

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-401

Affected software

No affected versions have been published.

Timeline

Published
Feb 28, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2021-47009: Medium severity, CVSS 5.5 | Vulnix