[2436] in linux-security and linux-alert archive
Re: Problem with red hat 6.1
daemon@ATHENA.MIT.EDU (Jamie Andrews)
Fri Dec 1 08:51:06 2000
Date: Thu, 30 Nov 2000 17:55:58 +0000
From: Jamie Andrews <jamie@netgates.co.uk>
To: linux-alert@redhat.com
Message-ID: <20001130175558.B1096@netgates.co.uk>
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In-Reply-To: <OE48jQHtMFaukyCKDkb00003ad1@hotmail.com>; from nayakvinod@hotmail.com on Wed, Nov 29, 2000 at 11:27:00AM +0530
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On Wed, Nov 29, 2000 at 11:27:00AM +0530, nayakvinod wrote:
> I found a problem, nay a very serious bug in red hat 6.1(kernel 2.2.12).
>=20
> I login as an ordinary user and did as follows( in fact I wrote a faulty =
shell program and put it in a directory in PATH):
>=20
> $ mkdir bin
> $ cat >bin/hello
> hello
> ^D
> $ chmod 0755 bin/hello
> $ hello
>=20
> This system crashed after giving messages like:
> =20
> syslog: Out of memory
> ....
> ......
> .....
>=20
> init: out of memory
>=20
>=20
> First I suspected that the problem is in kernel2.2.12. But when I booted=
RED hat 6.2 with this kernel and run the same culprit shell prog, the pro=
cess terminated with the messge:
> bash: Out of memory!
> which it should do.
This is the correct behaviour all Unix behaves like this
Stuff like this can be prevented with ulimit or similar
It is not a bug, PLBKAC
--=20
Jamie Andrews, Head of Technical, City Netgates, Bristol
Tel +44 (0)117 907 4001
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