Bug 2312073 (CVE-2024-46685)

Summary: CVE-2024-46685 kernel: pinctrl: single: fix potential NULL dereference in pcs_get_function()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Bug Depends On: 2312203    
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Description OSIDB Bzimport 2024-09-13 06:21:05 UTC 
In the Linux kernel, the following vulnerability has been resolved:

pinctrl: single: fix potential NULL dereference in pcs_get_function()

pinmux_generic_get_function() can return NULL and the pointer 'function'
was dereferenced without checking against NULL. Add checking of pointer
'function' in pcs_get_function().

Found by code review.
Comment 1 Michal Findra 2024-09-13 14:23:37 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024091338-CVE-2024-46685-6606@gregkh/T