Unbounded Memory Allocation Vulnerability in Samsung Exynos Mobile and Wearable Processors

CVE-2025-58343

What is CVE-2025-58343?

A vulnerability has been identified in the Wi-Fi driver of several Samsung Mobile and Wearable Processors, specifically the Exynos series. This issue involves unbounded memory allocation during a write operation to /proc/driver/unifi0/create_tspec, which could lead to kernel memory exhaustion. Affected processor models include Exynos 980, 850, and 2200 among others. Users should be aware of this vulnerability as it poses potential risks to system stability and security.

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