Bug 2298203 (CVE-2022-48859)

Summary: CVE-2022-48859 kernel: net: marvell: prestera: Add missing of_node_put() in prestera_switch_set_base_mac_addr
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: low    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Fixed In Version: kernel 5.15.29, kernel 5.16.15, kernel 5.17 Doc Type: If docs needed, set a value
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2024-07-16 13:33:31 UTC
In the Linux kernel, the following vulnerability has been resolved:

net: marvell: prestera: Add missing of_node_put() in prestera_switch_set_base_mac_addr

This node pointer is returned by of_find_compatible_node() with
refcount incremented. Calling of_node_put() to aovid the refcount leak.