Validation Issue in Linux Kernel's Team Network Driver

CVE-2025-21787

Summary

A validation vulnerability exists in the Linux kernel that affects the team network driver, specifically in how it validates user-provided data. When user input does not adequately include a null byte, it may lead to potential undefined behavior, as indicated by reported KMSAN (Kernel Memory Sanitizer) errors. This flaw highlights the importance of strict validation checks in network drivers to ensure robust security and stability.

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