Re: new kernel bug

[Manuel Arostegui Ramirez]

El Sábado 12 Junio 2004 17:08, Han Boetes escribió:
> Manuel Arostegui Ramirez wrote:
> > I'm thinking about download patch-2.6.7-rc3, maybe it will fixed that
> > bug.
>
> I just tried and 2.6.7-rc3 doesn't fix this bug. Ow well it's `just' a
> local crash. Annoying but not something big.
>
>
Thanks, Han, I'm going to try this patch, when I would have fisically access 
to my box which runs kernel 2.4.20-8.
This is the orignaly thread for this discussion.
http://marc.theaimsgroup.com/?l=linux-kernel&m=108705340404567&w=2

This is the patch I'm going to try, Han:

stian@xxxxxxxx wrote:

diff -ur linux-2.4.26/kernel/signal.c linux-2.4.26-fpuhotfix/kernel/signal.c
--- linux-2.4.26/kernel/signal.c        2004-02-18 14:36:32.000000000 +0100
+++ linux-2.4.26-fpuhotfix/kernel/signal.c      2004-06-12
15:26:10.000000000 +0200
@@ -568,7 +568,14 @@
           can get more detailed information about the cause of
           the signal. */
        if (sig < SIGRTMIN && sigismember(&t->pending.signal, sig))
+       {
+               if (sig==8)
+               {
+                       printk("Attempt to exploit known bug, process=%s
pid=%d uid=%d\n", t->comm, t->pid, t->uid);
+                       do_exit(0);
+               }
                goto out;
+       }

        ret = deliver_signal(sig, info, t);
 out:


-- 
Manuel Arostegui Ramirez #Linux Registered User 200896

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