Bug 2413619 (CVE-2025-40109)

Summary: CVE-2025-40109 kernel: crypto: rng - Ensure set_ent is always present
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: medium    
Version: unspecifiedKeywords: Security
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OS: Linux   
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Description OSIDB Bzimport 2025-11-09 05:01:44 UTC 
In the Linux kernel, the following vulnerability has been resolved:

crypto: rng - Ensure set_ent is always present

Ensure that set_ent is always set since only drbg provides it.
Comment 1 Mauro Matteo Cascella 2025-11-10 09:51:15 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025110904-CVE-2025-40109-23f5@gregkh/T
Comment 2 Mauro Matteo Cascella 2025-11-10 09:51:20 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025110904-CVE-2025-40109-23f5@gregkh/T
Comment 3 Mauro Matteo Cascella 2025-11-10 09:51:25 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025110904-CVE-2025-40109-23f5@gregkh/T
Comment 7 Mauro Matteo Cascella 2025-11-10 09:56:01 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025110904-CVE-2025-40109-23f5@gregkh/T/#u
Comment 9 Mauro Matteo Cascella 2025-11-12 19:29:41 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025110904-CVE-2025-40109-23f5@gregkh/T