forked from luck/tmp_suning_uos_patched
econet: fix CVE-2010-3850
Add missing check for capable(CAP_NET_ADMIN) in SIOCSIFADDR operation. Signed-off-by: Phil Blundell <philb@gnu.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -661,6 +661,9 @@ static int ec_dev_ioctl(struct socket *sock, unsigned int cmd, void __user *arg)
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err = 0;
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switch (cmd) {
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case SIOCSIFADDR:
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if (!capable(CAP_NET_ADMIN))
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return -EPERM;
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edev = dev->ec_ptr;
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if (edev == NULL) {
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/* Magic up a new one. */
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