Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-13 Thread John Wood
Hi, On Sat, Sep 12, 2020 at 10:48:39PM +0200, Ondrej Mosnacek wrote: > On Sat, Sep 12, 2020 at 4:51 PM Mel Gorman wrote: > > On Sat, Sep 12, 2020 at 11:36:52AM +0200, John Wood wrote: > > > On Sat, Sep 12, 2020 at 12:56:18AM -0700, Kees Cook wrote: > > > > On Sat, Sep 12, 2020 at 10:03:23AM

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread Ondrej Mosnacek
On Sat, Sep 12, 2020 at 4:51 PM Mel Gorman wrote: > On Sat, Sep 12, 2020 at 11:36:52AM +0200, John Wood wrote: > > On Sat, Sep 12, 2020 at 12:56:18AM -0700, Kees Cook wrote: > > > On Sat, Sep 12, 2020 at 10:03:23AM +1000, James Morris wrote: > > > > On Thu, 10 Sep 2020, Kees Cook wrote: > > > > >

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread Mel Gorman
On Sat, Sep 12, 2020 at 11:36:52AM +0200, John Wood wrote: > On Sat, Sep 12, 2020 at 12:56:18AM -0700, Kees Cook wrote: > > On Sat, Sep 12, 2020 at 10:03:23AM +1000, James Morris wrote: > > > On Thu, 10 Sep 2020, Kees Cook wrote: > > > > > > > [kees: re-sending this series on behalf of John Wood

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread John Wood
On Sat, Sep 12, 2020 at 12:55:03AM -0700, Kees Cook wrote: > On Fri, Sep 11, 2020 at 04:48:06PM +0200, John Wood wrote: > > My original patch serie is composed of 9 patches, so the 3 lasts are lost. > > Kees: Have you removed them for some reason? Can you send them for review? > > > >

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread John Wood
On Sat, Sep 12, 2020 at 12:56:18AM -0700, Kees Cook wrote: > On Sat, Sep 12, 2020 at 10:03:23AM +1000, James Morris wrote: > > On Thu, 10 Sep 2020, Kees Cook wrote: > > > > > [kees: re-sending this series on behalf of John Wood > > > also visible at https://github.com/johwood/linux fbfam] > > >

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread Kees Cook
On Sat, Sep 12, 2020 at 10:03:23AM +1000, James Morris wrote: > On Thu, 10 Sep 2020, Kees Cook wrote: > > > [kees: re-sending this series on behalf of John Wood > > also visible at https://github.com/johwood/linux fbfam] > > > > From: John Wood > > Why are you resending this? The author of

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-12 Thread Kees Cook
On Fri, Sep 11, 2020 at 04:48:06PM +0200, John Wood wrote: > In other words, a late reply to this serie comments is not a lack of > interest. Moreover, I think it would be better that I try to understand and > to implement your ideas before anything else. Understood! :) > My original patch serie

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-11 Thread James Morris
On Thu, 10 Sep 2020, Kees Cook wrote: > [kees: re-sending this series on behalf of John Wood > also visible at https://github.com/johwood/linux fbfam] > > From: John Wood Why are you resending this? The author of the code needs to be able to send and receive emails directly as part of

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-11 Thread John Wood
Hi, On Thu, Sep 10, 2020 at 04:58:29PM -0700, Kees Cook wrote: > On Thu, Sep 10, 2020 at 01:21:01PM -0700, Kees Cook wrote: > > From: John Wood > > > > The goal of this patch serie is to detect and mitigate a fork brute force > > attack. > > Thanks for this RFC! I'm excited to get this problem

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-10 Thread Kees Cook
On Thu, Sep 10, 2020 at 01:21:01PM -0700, Kees Cook wrote: > From: John Wood > > The goal of this patch serie is to detect and mitigate a fork brute force > attack. Thanks for this RFC! I'm excited to get this problem finally handled in the kernel. Hopefully the feedback is useful. :) -- Kees

Re: [RESEND][RFC PATCH 0/6] Fork brute force attack mitigation (fbfam)

2020-09-10 Thread Jann Horn
On Thu, Sep 10, 2020 at 10:21 PM Kees Cook wrote: > [kees: re-sending this series on behalf of John Wood > also visible at https://github.com/johwood/linux fbfam] [...] > The goal of this patch serie is to detect and mitigate a fork brute force > attack. > > Attacks with the purpose to break