CVE-2021-4453

MEDIUM

Linux Kernel 5.10-5.10.88 - Use-After-Free in GPU Metrics Table Handling

Title source: llm

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!

References (3)

Core 3

Core References

Patch

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

Patch

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

Patch

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

Scores

CVSS v3 5.5

EPSS 0.0026

EPSS Percentile 17.0%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (10)

Linux/Linux < 5.10

Linux/Linux 5.10

Linux/Linux 5.10.88 - 5.10.*

Linux/Linux 5.15.11 - 5.15.*

Linux/Linux 5.16

Linux/Linux 95868b85764aff2dcbf78d3054076df75446ad15 - 222cebd995cdf11fe0d502749560f65e64990e55

Linux/Linux 95868b85764aff2dcbf78d3054076df75446ad15 - 257b3bb16634fd936129fe2f57a91594a75b8751

Linux/Linux 95868b85764aff2dcbf78d3054076df75446ad15 - aa464957f7e660abd554f2546a588f6533720e21

linux/linux_kernel 5.16 rc1 (5 CPE variants)

linux/linux_kernel 5.10 - 5.10.88

Published Feb 26, 2025

Tracked Since Feb 18, 2026