linux-kernel - Re: Patch "esp: Fix possible buffer overflow in ESP transformation" has been added to the 4.19-stable tree

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Date:   Mon, 21 Mar 2022 16:53:37 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Tadeusz Struk <tadeusz.struk@...aro.org>
Cc:     linux-kernel@...r.kernel.org, sec@...is.email,
        steffen.klassert@...unet.com, stable-commits@...r.kernel.org
Subject: Re: Patch "esp: Fix possible buffer overflow in ESP transformation"
 has been added to the 4.19-stable tree

On Mon, Mar 21, 2022 at 07:47:20AM -0700, Tadeusz Struk wrote:
> On 3/21/22 06:12, Greg KH wrote:
> > On Mon, Mar 21, 2022 at 01:37:08PM +0100, gregkh@...uxfoundation.org wrote:
> > > 
> > > This is a note to let you know that I've just added the patch titled
> > > 
> > >      esp: Fix possible buffer overflow in ESP transformation
> > > 
> > > to the 4.19-stable tree which can be found at:
> > >      http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> > > 
> > > The filename of the patch is:
> > >       esp-fix-possible-buffer-overflow-in-esp-transformation.patch
> > > and it can be found in the queue-4.19 subdirectory.
> > > 
> > > If you, or anyone else, feels it should not be added to the stable tree,
> > > please let <stable@...r.kernel.org> know about it.
> > 
> > Oops, nope, sorry this breaks the build on 5.4 and older kernels, now
> > dropped.
> 
> Yes, that is for 5.10 only.

Can you provide a working backport for 4.14, 4.19, and 5.4?  They also
are affected here.

thanks,

greg k-h