Bug 2394626 (CVE-2025-39785)

Summary: CVE-2025-39785 kernel: drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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OS: Linux   
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Description OSIDB Bzimport 2025-09-11 17:03:18 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local

The local variable is passed in request_irq (), and there will be use
after free problem, which will make request_irq failed. Using the global
irq name instead of it to fix.
Comment 1 Jon Moroney 2025-09-11 19:21:00 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091150-CVE-2025-39785-e43d@gregkh/T