Improvement in IPv4 Route Handling in Marvell Prestera Switches by Vendor Linux Kernel

CVE-2023-53342

What is CVE-2023-53342?

The Linux kernel has addressed a vulnerability that affects the handling of IPv4 routes in Marvell Prestera switches. This issue arises when adding an IPv4 route referencing a nexthop via its ID, which can lead to CPU warnings and potential instability in routing operations. The fix replaces problematic calls within the kernel's networking subsystem, enhancing the stability and reliability of route management for these devices.

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