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Message-ID: <20071204164358.GA18050@devserv.devel.redhat.com> Date: Tue, 4 Dec 2007 11:43:58 -0500 From: Alan Cox <alan@...hat.com> To: Eric Paris <eparis@...hat.com> Cc: linux-kernel@...r.kernel.org, jmorris@...ei.org, alan@...hat.com, chrisw@...hat.com, akpm@...ux-foundation.org, linux-security-module@...r.kernel.org, solar@...nwall.com, wtarreau@...a.kernel.org Subject: Re: [PATCH] VM/Security: add security hook to do_brk On Tue, Dec 04, 2007 at 11:06:55AM -0500, Eric Paris wrote: > Given a specifically crafted binary do_brk() can be used to get low > pages available in userspace virtually memory and can thus be used to > circumvent the mmap_min_addr low memory protection. Add security checks > in do_brk(). > > Signed-off-by: Eric Paris <eparis@...hat.com> ACK -- 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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