Re: RFC: sign the modules at install time
From: Rusty Russell
Date: Thu Oct 18 2012 - 20:39:12 EST
Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> writes:
> So signing is the nice flexible option, and technically the right
> thing to do.
Meh.... It's 52k of extra text to get that 'nice flexible'; 1% of my
kernel image. That's a lot of bug free code.
> (Side note: I hope people realize that the random key is generated
> with a 100-year lifespan. So if you build a kernel today, you do
> potentially have a "year-2112 problem". I'm not horribly worried, but
> I *am* a bit worried about 32-bit time_t overflow and I hope 32-bit
> openssl doesn't do anything odd)
Yep, David's original patch had that problem; he fixed the kernel's x509
handling to use struct tm, not time_t, and now it Just Works.
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