Messages in this thread | | | Date | Fri, 16 Apr 2004 21:57:37 +0100 | From | Dave Jones <> | Subject | Re: How to make stack executable on demand? |
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On Fri, Apr 16, 2004 at 01:46:51PM -0700, H. J. Lu wrote: > On Fri, Apr 16, 2004 at 10:02:58PM +0200, Arjan van de Ven wrote: > > > But it will either fail if > > > kernel is set with non-executable stack, > > > > eh no. mprotect with prot_exec is still supposed to work. The stacks > > still have MAY_EXEC attribute, just not the actual EXEC attribute > > Ok. It looks like a bug in Red Hat EL 3 kernel. In fs/exec.c, there
That version of exec-shield is quite dated. For the latest version, look on http://people.redhat.com/mingo, or the Fedora kernels.
I'm pretty sure that Exec-shield isn't even enabled in the EL kernels at this time, so it's quite out of date in respect to the others.
Dave
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