Date: Mon, 18 Dec 2017 20:17:15 +1100 From: "Tobin C. Harding" <me@...in.cc> To: Michael Ellerman <mpe@...erman.id.au> Cc: kernel-hardening@...ts.openwall.com, Steven Rostedt <rostedt@...dmis.org>, Tycho Andersen <tycho@...ho.ws>, Linus Torvalds <torvalds@...ux-foundation.org>, Kees Cook <keescook@...omium.org>, Andrew Morton <akpm@...ux-foundation.org>, Daniel Borkmann <daniel@...earbox.net>, Masahiro Yamada <yamada.masahiro@...ionext.com>, Alexei Starovoitov <ast@...nel.org>, linux-kernel@...r.kernel.org, Network Development <netdev@...r.kernel.org> Subject: Re: [PATCH 0/3] kallsyms: don't leak address On Mon, Dec 18, 2017 at 05:00:48PM +1100, Tobin C. Harding wrote: > On Mon, Dec 18, 2017 at 04:31:25PM +1100, Michael Ellerman wrote: > > "Tobin C. Harding" <me@...in.cc> writes: > > > > > This set plugs a kernel address leak that occurs if kallsyms symbol > > > look up fails. This set was prompted by a leaking address found using > > > scripts/leaking_addresses.pl on a PowerPC machine in the wild. > > > > Any details on that? I haven't heard about it. > > I have an account on a server in USA. I'm not sure how much detail I > should give on the mailing list in case it is sensitive information. I > will email you off list. Responding here for the benefit of the list. Geez I'm a goose. Here is the details with a sanitized address. /proc/8025/task/8025/stack: [<0000000000000000>] 0xc0000001XXXXXXXX $ uname -r 4.4.0-79-powerpc64-smp thanks, Tobin.
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