UBUNTU-CVE-2026-74276

In the Linux kernel, the following vulnerability has been resolved: spi: xilinx: use FIFO occupancy register to determine buffer size The method the driver uses to determine the size of the FIFO has a problem. What it currently does is this: It stops the SPI hardware and writes to the TX FIFO...

CVE-2026-74276

In the Linux kernel, the following vulnerability has been resolved: spi: xilinx: use FIFO occupancy register to determine buffer size The method the driver uses to determine the size of the FIFO has a problem. What it currently does is this: It stops the SPI hardware and writes to the TX FIFO...

CVE-2026-74276

Summary : CVE-2026-74276 documents a Linux kernel SPI/Xilinx driver issue where the TX FIFO size was miscomputed due to querying FULL and relying on the TX FIFO to reflect the actual buffer, ignoring the shift register. The result can be an over-read (example: 17 bytes for a 16-byte FIFO) leading...