Reading raw memory

Roland Smith rsmith at
Fri Aug 28 16:20:29 UTC 2009

On Fri, Aug 28, 2009 at 08:43:26AM -0400, Steve Bertrand wrote:
> Hi all,
> I'm wondering if FreeBSD allows direct access to memory.

Yes, via /dev/(k)mem. Byte offsets in /dev/mem are interpreted as physical
memory adresses. See mem(4). Mind you that only root has access to this
device be default. Giving others even read access is a security problem.

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