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Date: Sun, 18 Nov 2012 09:21:57 -0500 (EST) From: Tomas Hozza <thozza@...hat.com> To: Greg KH <gregkh@...uxfoundation.org> Cc: linux-kernel@...r.kernel.org, devel@...uxdriverproject.org, olaf@...fle.de, apw@...onical.com, jasowang@...hat.com, kys@...rosoft.com Subject: Re: [PATCH] tools: hv: Netlink source address validation allows DoS Hello. Just FYI there is already a CVE name CVE-2012-5532 for this issue. Regards, Tomas Hozza ----- Original Message ----- > On Thu, Nov 08, 2012 at 10:53:29AM +0100, Tomas Hozza wrote: > > The source code without this patch caused hypervkvpd to exit when > > it processed > > a spoofed Netlink packet which has been sent from an untrusted > > local user. > > Now Netlink messages with a non-zero nl_pid source address are > > ignored > > and a warning is printed into the syslog. > > > > Signed-off-by: Tomas Hozza <thozza@...hat.com> > > Acked-by: K. Y. Srinivasan <kys@...rosoft.com> > > --- > > tools/hv/hv_kvp_daemon.c | 8 +++++++- > > 1 file changed, 7 insertions(+), 1 deletion(-) > > > > diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c > > index 13c2a14..c1d9102 100755 > > Why are you setting a .c file to executable permissions? Something > is > really wrong here... > > greg k-h > -- 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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