Re: Sabotaged PaXtest

John Richard Moser
2005-02-07T18:35:59Z

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Arjan van de Ven wrote:
> On Mon, 2005-01-31 at 13:57 +0100, Peter Busser wrote:
>
>>Hi!

[...]

> the paxtest 0.9.6 that John Moser mailed to this list had this gem in
> it:
> @@ -39,8 +42,6 @@
> */
> int paxtest_mode = 1;
>
> + /* Dummy nested function */
> + void dummy(void) {}
>
> mode = getenv( "PAXTEST_MODE" );
> if( mode == NULL ) {
>
>
> which is clearly there with the only possible function of sabotaging the
> automatic PT_GNU_STACK setting by the toolchain (which btw is not fedora
> specific but happens by all new enough (3.3 or later) gcc compilers on
> all distros) since that requires an executable stack.

I'll say this AGAIN: I execstack -c'd the directory after the first
borked up test and stuff randomly failed. After upgrading FC3's kernel
though I got predictable results.

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