Re: [patch 142/192] procfs: allow reading fdinfo with PTRACE_MODE_READ

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jul 2, 2021 at 4:31 PM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>
> Right -- the info leak would be snooping on what a privileged process
> was doing with a given fd? Similar stuff has been used to do typing
> pattern analysis with login passwords, but that's a stretch here, I
> think. Hmm.

So I think you'd see the directory list, but generally that's just the
file descriptor numbers.

Which is information you shouldn't have access to, but it's probably
not very *interesting* information.

I think it would be worth fixing but possibly not a very high priority.

             Linus




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Bugtraq]     [Linux OMAP]     [Linux MIPS]     [eCos]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux