Re: [edk2] [PATCH 1/3] MdeModulePkg/MdeModulePkg.dec: add new PCD for UAF detection feature

2018-10-21 Thread Zeng, Star
On 2018/10/19 9:50, Jian J Wang wrote: UAF (Use-After-Free) memory detection is new feature introduced to detect illegal access to memory which has been freed. The principle behind is similar to heap guard feature, that is we'll turn all pool memory allocation to page allocation and mark them to

Re: [edk2] [PATCH 1/3] MdeModulePkg/MdeModulePkg.dec: add new PCD for UAF detection feature

2018-10-19 Thread Laszlo Ersek
On 10/19/18 03:50, Jian J Wang wrote: > UAF (Use-After-Free) memory detection is new feature introduced to > detect illegal access to memory which has been freed. The principle > behind is similar to heap guard feature, that is we'll turn all pool > memory allocation to page allocation and mark

[edk2] [PATCH 1/3] MdeModulePkg/MdeModulePkg.dec: add new PCD for UAF detection feature

2018-10-18 Thread Jian J Wang
UAF (Use-After-Free) memory detection is new feature introduced to detect illegal access to memory which has been freed. The principle behind is similar to heap guard feature, that is we'll turn all pool memory allocation to page allocation and mark them to be not-present once they are freed.