Hello!

On Wed, May 11, 2005 at 12:54:13PM +0200, OwenBSD wrote:
>http://www.cppsecurity.com/memory_vulns_delalleau.pdf

>page 33

from http://www.openbsd.org/cgi-bin/cvsweb/src/sys/uvm/uvm_mmap.c

: Revision 1.55 / (download) - annotate - [select for diffs] , Sat Jan 15
: 06:54:51 2005 UTC (3 months, 3 weeks ago) by otto
: Branch: MAIN
: CVS Tags: OPENBSD_3_7_BASE, OPENBSD_3_7, HEAD
: Changes since 1.54: +6 -4 lines
: Diff to previous 1.54 (colored)

: In uvm_mmap(), check for size wrap to 0, and return ENOMEM in that
: case. Do not arbitarily disallow sizes with the high bit set, they
: are unsigned. With lotsa help from miod@, test by danh@
: ok miod@ millert@ tedu@

I.e. fixed in 3.7 and current.

Kind regards,

Hannah.

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