regulator: fp9931: Fix PM runtime reference leak in fp9931_hwmon_read()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-23283
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-25 11:16:22 UTC
Updated2026-05-22 00:19:22 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: regulator: fp9931: Fix PM runtime reference leak in fp9931_hwmon_read() In fp9931_hwmon_read(), if regmap_read() failed, the function returned the error code without calling pm_runtime_put_autosuspend(), causing a PM reference leak.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

EPSS: 0.000170000 probability, percentile 0.042630000 (date 2026-05-27)

Problem Types: NVD-CWE-Other

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel 7.0 rc1 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 12d821bd13d42e6de3ecb1c13918b1f06a3ee213 ada571018d54c2381bab7c290577114f9667cda7 git Not specified
CNA Linux Linux affected 12d821bd13d42e6de3ecb1c13918b1f06a3ee213 0902010c8d163f7b62e655efda1a843529152c7c git Not specified
CNA Linux Linux affected 6.19 Not specified
CNA Linux Linux unaffected 6.19 semver Not specified
CNA Linux Linux unaffected 6.19.7 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/0902010c8d163f7b62e655efda1a843529152c7c 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/ada571018d54c2381bab7c290577114f9667cda7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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