Messages in this thread | | | Date | Fri, 29 May 2020 11:39:11 +0200 | From | Ingo Molnar <> | Subject | Re: [git pull] coredump infoleak fix |
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* Al Viro <viro@zeniv.linux.org.uk> wrote:
> On Thu, May 28, 2020 at 11:34:38AM -0700, Linus Torvalds wrote: > > On Thu, May 28, 2020 at 12:03 AM Ingo Molnar <mingo@kernel.org> wrote: > > > > > > I'm wondering, shouldn't we also zero-initialize the dump data to > > > begin with? See the patch below (untested). > > > > I actually got this patch from Andrew today independently due to a > > KMSAN report. Which I'm applying. > > It doesn't fix all problems, though - you don't get an infoleak, but > you do get incorrect data...
BTW., I pulled this into x86/urgent with a potential v5.7 merge, although it's getting tight.
I think the ptrace impact qualifies it for v5.7?
Thanks,
Ingo
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