CVE-2021-4453

Published: Feb 26, 2025Modified: Oct 1, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix a potential gpu_metrics_table memory leak Memory is allocated for gpu_metrics_table in renoir_init_smc_tables(), but not freed in int smu_v12_0_fini_smc_tables(). Free it!

Affected (7)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

7 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 5.10 to 5.10.88
Linux Linux Kernel	From 5.11 to 5.15.11
Linux Linux Kernel	Version 5.16 rc1
Linux Linux Kernel	Version 5.16 rc2
Linux Linux Kernel	Version 5.16 rc3
Linux Linux Kernel	Version 5.16 rc4
Linux Linux Kernel	Version 5.16 rc5

Related CWEs

CWE-401

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (3)

https://git.kernel.org/stable/c/222cebd995cdf11fe0d502749560f65e64990e55

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/257b3bb16634fd936129fe2f57a91594a75b8751

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/aa464957f7e660abd554f2546a588f6533720e21

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

Timeline

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