Real Time Engineers FreeRTOS+FAT 160919a Use After Free Vulnerability
Real Time Engineers FreeRTOS+FAT 160919a has a use after free. The function FF_Close() is defined in ff_file.c.
The information has been provided by Richard
The original article can be found at:https://sourceforge.net/p/freertos/bugs/199/
The file handler pxFile is freed by ffconfigFREE, which (by default) is a macro definition of vPortFree(), but it is reused to flush modified file content from the cache to disk by the function FF_FlushCache().
Real Time Engineers FreeRTOS+FAT 160919a
Published Date: 11/04/2019