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

firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle

kobject_init_and_add() takes reference even when it fails.
According to the doc of kobject_init_and_add()

If this function returns an error, kobject_put() must be called to
properly clean up the memory associated with the object.

Fix this issue by calling kobject_put().

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00029.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2022-54859 In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/3ba359ebe914ac3f8c6c832b28007c14c39d3766 cve-icon cve-icon
https://git.kernel.org/stable/c/660ba678f9998aca6db74f2dd912fa5124f0fa31 cve-icon cve-icon
https://git.kernel.org/stable/c/985706bd3bbeffc8737bc05965ca8d24837bc7db cve-icon cve-icon
https://git.kernel.org/stable/c/a724634b2a49f6ff0177a9e19a5a92fc1545e1b7 cve-icon cve-icon
https://git.kernel.org/stable/c/a9bfb37d6ba7c376b0d53337a4c5f5ff324bd725 cve-icon cve-icon
https://git.kernel.org/stable/c/c66cc3c62870a27ea8f060a7e4c1ad8d26dd3f0d cve-icon cve-icon
https://git.kernel.org/stable/c/ec752973aa721ee281d5441e497364637c626c7b cve-icon cve-icon
https://git.kernel.org/stable/c/ed38d04342dfbe9e5aca745c8b5eb4188a74f0ef cve-icon cve-icon
https://git.kernel.org/stable/c/fdffa4ad8f6bf1ece877edfb807f2b2c729d8578 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025022645-CVE-2022-49370-05fc@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-49370 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-49370 cve-icon
History

Wed, 01 Oct 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00064}

 epss

{'score': 0.00059}

Mon, 14 Apr 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-401
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Thu, 27 Feb 2025 01:45:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Wed, 26 Feb 2025 02:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().
Title firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-10-01T19:46:53.103Z

Reserved: 2025-02-26T02:08:31.555Z

Link: CVE-2022-49370

cve-icon Vulnrichment

Updated: 2025-10-01T16:45:45.531Z

cve-icon NVD

Status : Modified

Published: 2025-02-26T07:01:13.677

Modified: 2025-10-01T20:16:13.750

Link: CVE-2022-49370

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-02-26T00:00:00Z

Links: CVE-2022-49370 - Bugzilla

cve-icon OpenCVE Enrichment

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