CVE-2021-47048

In the Linux kernel, the following vulnerability has been resolved: spi: spi-zynqmp-gqspi: fix use-after-free in zynqmpqspiexecop When handling op-addr, it is using the buffer "tmpbuf" which has been freed. This will trigger a use-after-free KASAN warning. Let's use temporary variables to store...

CVE-2021-47048

CVE-2021-47048 affects the Linux kernel SPI driver spi-zynqmp-gqspi. The vulnerability arises when handling op->addr, where a buffer (tmpbuf) is freed and subsequently used, leading to a use-after-free. The root cause is use-after-free in zynqmp_qspi_exec_op, which can trigger Kasan warnings. ...