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Vulnerability · Published Feb 26, 2025 · Assigned by Linux

CVE-2021-4453drm/amd/pm: fix a potential gpu_metrics_table memory leak

Medium 5.5

In plain English

A medium-severity memory leak in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.3%top 80.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.15.15-1DEBIAN-CVE-2021-4453
Debian:13linux5.15.15-1DEBIAN-CVE-2021-4453
Debian:14linux5.15.15-1DEBIAN-CVE-2021-4453
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2021-4453
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2021-4453

Affected products (as reported)

VendorProductVersions
Linux Linux 95868b85764aff2dcbf78d3054076df75446ad15 – before 222cebd995cdf11fe0d502749560f65e64990e5595868b85764aff2dcbf78d3054076df75446ad15 – before 257b3bb16634fd936129fe2f57a91594a75b875195868b85764aff2dcbf78d3054076df75446ad15 – before aa464957f7e660abd554f2546a588f6533720e21
Linux Linux 5.10

Weakness: CWE-401 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References