Kernel Error Handling Vulnerability in Linux Kernel Affecting Qualcomm Products

CVE-2025-40247

What is CVE-2025-40247?

A vulnerability in the Linux kernel related to memory handling has been identified. This issue arises when the user pgtable attempts to navigate a NULL pointer, leading to a kernel crash. The problem is believed to stem from error path cleanup following a failed memory allocation, causing improper handling during the process. This vulnerability demands immediate attention as it could potentially lead to system instability and user data loss.

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