Joshua J. Drake

icon indicating a website link https://jduck.me/

icon company Founder and Software Security Specialist at Magnetite Security icon location Austin, TX icon location Securing the future through modern technology.

Results 5 issues of Joshua J. Drake

Please support ARM64 syscalls

1 comment

enhancement

lowmemorykiller kicks in and ruins all our hard work

1 comment

Once too much memory is used, low memory killer comes in and meddles with our strategy. BOO.

Using SIOCGSTAMPNS corrupts the memory of innocent objects

1 comment

The following shows the relevant code. When the SOCK_TIMESTAMP flag is not set in possibly already allocated and in-use objects, this function will set it thus corrupting the object. This...

parent and child processes race each other

3 comment

When synchronizing the parent and child processes using the pipe, the child might read the parent's status data before the parent is able to. I added a "sleep(1);" between the...

Canary checks can be misleading

I ran into a particular scenario where checksec can provide a false sense of security. Let me try to explain. 1. Custom code is written and compiled with -fstack-protector 2....