CVE-2025-38648 spi: stm32: Check for cfg availability in stm32_spi_probe

In the Linux kernel, the following vulnerability has been resolved: spi: stm32: Check for cfg availability in stm32spiprobe The stm32spiprobe function now includes a check to ensure that the pointer returned by ofdevicegetmatchdata is not NULL before accessing its members. This resolves a warning...

CVE-2025-38648

CVE-2025-38648 refers to a Linux kernel issue in the stm32 SPI driver. The stm32_spi_probe now validates that the pointer returned by of_device_get_match_data (cfg) is non-NULL before accessing cfg->has_device_mode, preventing a potential NULL pointer dereference and possible system crash. If ...