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Re: More netbsd32 emulation ktrace overrides

To: "William J. Coldwell" <billc%netbsd.org@localhost>
Subject: Re: More netbsd32 emulation ktrace overrides
From: Martin Husemann <martin%duskware.de@localhost>
Date: Fri, 9 Sep 2016 11:06:49 +0200

On Fri, Sep 09, 2016 at 04:00:56AM -0500, William J. Coldwell wrote:
> Are these overflows a security issue?
> Like giving up valid kernel memory. 

No security issue. They just record the 64bit version of the msghdr
structure (which has just been passed in from userland anyway) instead
of the 32bit one, and the decoder in kdump can not handle that.

Martin

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