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

efivarfs: Free s_fs_info on unmount

Now that we allocate a s_fs_info struct on fs context creation, we
should ensure that we free it again when the superblock goes away.

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Source ID Title
Ubuntu USN Ubuntu USN USN-6818-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6818-2 Linux kernel (ARM laptop) vulnerabilities
Ubuntu USN Ubuntu USN USN-6818-3 Linux kernel (NVIDIA) vulnerabilities
Ubuntu USN Ubuntu USN USN-6818-4 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-6819-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6819-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6819-3 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-6819-4 Linux kernel (Oracle) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 25 Sep 2025 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-401
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Mon, 04 Nov 2024 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 12 Sep 2024 08:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 11 Sep 2024 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-06-19T12:39:12.925Z

Reserved: 2024-03-07T14:49:46.887Z

Link: CVE-2023-52681

cve-icon Vulnrichment

Updated: 2024-08-02T23:11:35.411Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-17T15:15:19.360

Modified: 2025-09-25T16:15:30.233

Link: CVE-2023-52681

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-05-17T00:00:00Z

Links: CVE-2023-52681 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-06-23T08:20:14Z

Weaknesses