"value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: venus: fix use after free bug in venus_remove due to race condition\n\nin venus_probe, core->work is bound with venus_sys_error_handler, which is\nused to handle error. The code use core->sys_err_done to make sync work.\nThe core->work is started in venus_event_notify.\n\nIf we call venus_remove, there might be an unfished work. The possible\nsequence is as follows:\n\nCPU0 CPU1\n\n |venus_sys_error_handler\nvenus_remove |\nhfi_destroy\t \t\t |\nvenus_hfi_destroy\t |\nkfree(hdev);\t |\n |hfi_reinit\n\t\t\t\t\t |venus_hfi_queues_reinit\n |//use hdev\n\nFix it by canceling the work in venus_remove."
"value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: media: venus: se corrige el error de use after free en venus_remove debido a la condici\u00f3n de ejecuci\u00f3n en venus_probe, core->work est\u00e1 vinculado con venus_sys_error_handler, que se usa para manejar el error. El c\u00f3digo usa core->sys_err_done para que funcione la sincronizaci\u00f3n. El core->work se inicia en venus_event_notify. Si llamamos a venus_remove, puede haber un trabajo sin pescar. La secuencia posible es la siguiente: CPU0 CPU1 |venus_sys_error_handler venus_remove | hfi_destroy | venus_hfi_destroy | kfree(hdev); | |hfi_reinit |venus_hfi_queues_reinit |//use hdev Arr\u00e9glelo cancelando el trabajo en venus_remove."
