Fixing a Buffer Overflow in Unix v4 Like It's 1973
This blog post shows how to fix a buffer overflow in the su progam of UNIX v4
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This blog post shows how to fix a buffer overflow in the su progam of UNIX v4
Today, we would like to present a lesser-known feature of the Linux kernel. Instead of launching a program from a file system, regardless of whether it's virtual or not, it is also possible to embed a user-space program directly into the kernel image itself and start it from there.
A customer's Go application kept crashing on a 32-bit embedded Linux system. We traced the fatal netpoll error to a pointer aliasing bug in the Go runtime.