Unbounded Memory Allocation Vulnerability in Samsung Exynos Mobile Processors

CVE-2025-58346

What is CVE-2025-58346?

A vulnerability exists within the Wi-Fi driver of Samsung's Exynos mobile and wearable processors, notably affecting several versions, including the Exynos 980 and 850 series. This issue permits unbounded memory allocation during a write operation to /proc/driver/unifi0/send_addts, which can ultimately result in kernel memory exhaustion. This flaw can significantly impair system stability and performance, making immediate remediation crucial.

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