CVE-2023-53697

kernel: nvdimm: Fix memleak of pmu attr_groups in unregister_nvdimm_pmu()

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Severity

Moderate

Red Hat Product Security

4.7

CVSS 3.1

Review impact separately from score.

Published · October 22, 2025

Updated · June 30, 2026

Description

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

nvdimm: Fix memleak of pmu attr_groups in unregister_nvdimm_pmu()

Memory pointed by 'nd_pmu->pmu.attr_groups' is allocated in function 'register_nvdimm_pmu' and is lost after 'kfree(nd_pmu)' call in function 'unregister_nvdimm_pmu'.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-772 · Missing Release of Resource after Effective Lifetime