CVE-2022-50389

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

Medium · published September 18, 2025

CVSS v3.1
5.5
EPSS
0%
Percentile
4.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.7th percentile
Published
2025-09-18T13:33Z
EPSS history
Timeline
  • 18 SEP 13:33Z
    tpm: tpm_crb: Add the missed acpi_put_table() to fix memory leak
    cvelistv5