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Date: Fri, 22 Jan 2010 12:12:08 +1100 From: andrew hendry <andrew.hendry@...il.com> To: Stepan Chatalyan <kehcho@...il.com> Cc: linux-kernel@...r.kernel.org Subject: Re: Hi all, bug or design flaw? It looks to me like expected behavior using noexec mount option? On Fri, Jan 22, 2010 at 12:05 PM, Stepan Chatalyan <kehcho@...il.com> wrote: > Hi there, > > I'm Stepan G. Chatalyan, and i think that I discovered a bug or design > flaw... and I don't know that it is provide from kernel... > > Let's see: > > (1) I mount /tmp with noexec,nosuid,nodev options > > /dev/hda6 on /tmp type ext3 (rw,noexec,nosuid,nodev,relatime) > > (2) I went to 'cd /tmp'`and I created a bash script, or another script > (perl, python, etc)... and chmod +x createdfile > script cointain: > > #!/bin/bash > echo "Probe..." > > (3) I tried to execut it with "./createdfile" > [kehcho@...cho] [/tmp]$ ./createdfile > -bash: ./createdfile: /bin/bash: bad interpreter: Permission denied > > (4) I tried to execute it, but pass to bash ". /tmp/createdfile" > > [kehcho@...nadowt] [/tmp]$ . /tmp/createdfile > Probe... > > It is a kernel bug or I just report a another one? > > BB > > -- > Regards > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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