May 29, 2014
4:04 a.m.
Hello em, this can protect the stack, so what about the memory buffer allocated through the kmalloc or vmalloc ? Thanks, HeChuan At 2014-05-29 12:01:10,Valdis.Kletnieks@vt.edu wrote:
On Thu, 29 May 2014 11:13:09 +0800, RS said:
How to detect the kernel memory overflow errors?
With a sufficiently recent gcc, you can build the kernel with CONFIG_CC_STACKPROTECTOR=y which will put a canary value on the stack and check it for corruption.