Re: [PATCH] signals: check_kill_permission: don't check creds ifsame_thread_group()

From: Roland McGrath
Date: Thu May 20 2010 - 16:02:49 EST

> So... which kernel(s) do we think this fix should be merged into?

I'd say all. The glibc (libpthread) that does set*id across threads has
been in use for a while (2.3.4?), probably in distro's using kernels as old
or older than any active -stable streams. In the race in question, this
kernel bug is breaking valid POSIX application expectations.

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