CVE Database›CVE-2022-50389

CVE-2022-50389

kernel: tpm: tpm_crb: Add the missed acpi_put_table() to fix memory leak

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · September 18, 2025

Updated · July 22, 2026

Description

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

tpm: tpm_crb: Add the missed acpi_put_table() to fix memory leak

In crb_acpi_add(), we get the TPM2 table to retrieve information like start method, and then assign them to the priv data, so the TPM2 table is not used after the init, should be freed, call acpi_put_table() to fix the memory leak.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

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

CWE-772 · Missing Release of Resource after Effective Lifetime