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

bpf: Mark bpf_refcount field as unique

BPF_REFCOUNT is not marked as a unique field, while it should be. Fix
this oversight.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4904-1 linux-6.12 security update
Ubuntu USN Ubuntu USN USN-9019-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-9020-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 21 Oct 2026 12:30:00 +0000


Fri, 02 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

Fri, 02 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses NVD-CWE-noinfo
Metrics 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'}


Fri, 25 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

Fri, 25 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: bpf: Mark bpf_refcount field as unique BPF_REFCOUNT is not marked as a unique field, while it should be. Fix this oversight.
Title bpf: Mark bpf_refcount field as unique
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-10-21T12:38:46.286Z

Reserved: 2026-09-25T10:25:14.456Z

Link: CVE-2026-100074

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-09-25T14:17:13.973

Modified: 2026-10-21T13:18:26.940

Link: CVE-2026-100074

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-02T21:15:08Z

Weaknesses