cvs commit: src/sys/alpha/alpha pmap.c src/sys/i386/i386 pmap.c src/sys/vm pmap.h vm_map.c

Ken Smith kensmith at cse.Buffalo.EDU
Sun Apr 25 10:04:53 PDT 2004

On Sun, Apr 25, 2004 at 08:49:20PM +0400, Dmitry Morozovsky wrote:
> On Sun, 25 Apr 2004, Ken Smith wrote:
> KS> kensmith    2004/04/25 09:03:42 PDT
> KS>
> KS>   FreeBSD src repository
> KS>
> KS>   Modified files:        (Branch: RELENG_4)
> KS>     sys/alpha/alpha      pmap.c
> KS>     sys/i386/i386        pmap.c
> KS>     sys/vm               pmap.h vm_map.c
> KS>   Log:
> KS>   This is an MFC of work done by Alan Cox.  It addresses a security issue
> KS>   with mmap(2) where pages marked as PROT_NONE may become readable under
> KS>   certain circumstances.
> Any chance to merge this into 4.10?

It's under consideration for being moved into 4.10, which is why I
didn't wait the traditional week or so for something to sit in
-current before it gets MFC-ed.  Alan didn't think it was
hyper-critical but at the same time on the surface it does look like a
relatively low risk.

						Ken Smith
- From there to here, from here to      |       kensmith at
  there, funny things are everywhere.   |
                      - Theodore Geisel |

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