CVE-2023-53524

CVE-2023-53524 involves an integer overflow in the Linux kernel’s iwl_write_to_user_buf() used by iwl_dbgfs_monitor_data_read() in iwlwifi PCIe. The bug computes buf_size_left from count and *bytes_copied, then reduces it and may pass a negative value to copy_to_user, causing a heap overflow. It ...