UBUNTU-CVE-2021-4453
Advisory lineage Upstream: 1 Downstream: 0
Upstream
Published: 26 Feb 2025, 06:37
Last modified:03 Jun 2026, 13:34
Vulnerability Summary
Overall Risk (default)
low
22/100 CVSS Score
5.5 MEDIUM
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
26 Feb 2025, 06:37
Published
Vulnerability first disclosed
03 Jun 2026, 13:34
Last Modified
Vulnerability information updated
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!
CVSS Metrics
- v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Systems
- ubuntu•linux-allwinner-5.19
all
- ubuntu•linux-aws-5.0
all
- ubuntu•linux-aws-5.11
all
- ubuntu•linux-aws-5.13
all
- ubuntu•linux-aws-5.19
all
- ubuntu•linux-aws-5.3
all
- ubuntu•linux-aws-5.8
all
- ubuntu•linux-aws-6.2
all
- ubuntu•linux-aws-6.5
all
- ubuntu•linux-azure
all
- ubuntu•linux-azure-5.11
all
- ubuntu•linux-azure-5.13
all
- ubuntu•linux-azure-5.19
all
- ubuntu•linux-azure-5.3
all
- ubuntu•linux-azure-5.8
all
- ubuntu•linux-azure-6.2
all
- ubuntu•linux-azure-6.5
all
- ubuntu•linux-azure-edge
all
- ubuntu•linux-azure-fde
all | all
- ubuntu•linux-azure-fde-5.19
all
- ubuntu•linux-azure-fde-6.2
all
- ubuntu•linux-bluefield
all
- ubuntu•linux-gcp
all
- ubuntu•linux-gcp-5.11
all
- ubuntu•linux-gcp-5.13
all
- ubuntu•linux-gcp-5.19
all
- ubuntu•linux-gcp-5.3
all
- ubuntu•linux-gcp-5.8
all
- ubuntu•linux-gcp-6.2
all
- ubuntu•linux-gcp-6.5
all
- ubuntu•linux-gke
all
- ubuntu•linux-gke-4.15
all
- ubuntu•linux-gke-5.15
all
- ubuntu•linux-gke-5.4
all
- ubuntu•linux-gkeop
all
- ubuntu•linux-gkeop-5.15
all
- ubuntu•linux-gkeop-5.4
all
- ubuntu•linux-hwe
all
- ubuntu•linux-hwe-5.11
all
- ubuntu•linux-hwe-5.13
all
- ubuntu•linux-hwe-5.19
all
- ubuntu•linux-hwe-5.8
all
- ubuntu•linux-hwe-6.2
all
- ubuntu•linux-hwe-6.5
all
- ubuntu•linux-hwe-edge
all | all
- ubuntu•linux-intel-5.13
all
- ubuntu•linux-intel-iot-realtime
all
- ubuntu•linux-lowlatency-hwe-5.19
all
- ubuntu•linux-lowlatency-hwe-6.2
all
- ubuntu•linux-lowlatency-hwe-6.5
all
Showing first 50 affected entries in server-rendered view.
References (6)
- https://ubuntu.com/security/CVE-2021-4453
- https://www.cve.org/CVERecord?id=CVE-2021-4453
- https://git.kernel.org/linus/aa464957f7e660abd554f2546a588f6533720e21
- https://git.kernel.org/stable/c/222cebd995cdf11fe0d502749560f65e64990e55
- https://git.kernel.org/stable/c/257b3bb16634fd936129fe2f57a91594a75b8751
- https://git.kernel.org/stable/c/aa464957f7e660abd554f2546a588f6533720e21