Bug 2541434 (CVE-2026-100074) - CVE-2026-100074 kernel: bpf: Mark bpf_refcount field as unique
Summary: CVE-2026-100074 kernel: bpf: Mark bpf_refcount field as unique
Keywords:
Status: NEW
Alias: CVE-2026-100074
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-25 13:39 UTC by OSIDB Bzimport
Modified: 2026-10-30 13:22 UTC (History)
17 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-09-25 13:39:25 UTC 
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.
Comment 1 Mauro Matteo Cascella 2026-09-30 16:11:00 UTC 
Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-100074.mbox
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