CVE-2021-47313

HighCVSS 8.4/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

It's a classic example of memleak, we allocate something, we fail and never free the resources.

Make sure we free all resources on policy ->init() failures.

Metrics

CVSS 3.1 8.4/10CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-400

Affected software

No affected versions have been published.

Timeline

Published
May 21, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2021

CVE-2021-473145.5In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of private memory on probe failure On probe CVE-2021-473155.5In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe erroCVE-2021-473165.5In the Linux kernel, the following vulnerability has been resolved: nfsd: fix NULL dereference in nfs3svc_encode_getaclres In error cases CVE-2021-473173.3In the Linux kernel, the following vulnerability has been resolved: powerpc/bpf: Fix detecting BPF atomic instructions Commit 91c960b00566CVE-2021-473187.8In the Linux kernel, the following vulnerability has been resolved: arch_topology: Avoid use-after-free for scale_freq_data Currently topoCVE-2021-473195.5In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vCVE-2021-473205.5In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posix_acl_create() When looking into anothCVE-2021-473217.8In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix possible use-after-free by calling del_timer_sync() ThisCVE-2021-473227.8In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix an Oops in pnfs_mark_request_commit() when doing O_DIRECT FCVE-2021-473238.8In the Linux kernel, the following vulnerability has been resolved: watchdog: sc520_wdt: Fix possible use-after-free in wdt_turnoff() ThisCVE-2021-473248.8In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix possible use-after-free in wdt_startup() This module's rCVE-2021-473255.5In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fix arm_smmu_device refcount leak in address translatio
CVE-2021-47313: High severity, CVSS 8.4 | Vulnix