nl80211: add missing attribute validation for critical protocol indication
commit0e1a1d853e
upstream. Add missing attribute validation for critical protocol fields to the netlink policy. Fixes:5de1798489
("cfg80211: introduce critical protocol indication from user-space") Signed-off-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20200303051058.4089398-2-kuba@kernel.org Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -530,6 +530,8 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
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[NL80211_ATTR_MDID] = { .type = NLA_U16 },
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[NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY,
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.len = IEEE80211_MAX_DATA_LEN },
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[NL80211_ATTR_CRIT_PROT_ID] = { .type = NLA_U16 },
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[NL80211_ATTR_MAX_CRIT_PROT_DURATION] = { .type = NLA_U16 },
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[NL80211_ATTR_PEER_AID] =
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NLA_POLICY_RANGE(NLA_U16, 1, IEEE80211_MAX_AID),
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[NL80211_ATTR_CH_SWITCH_COUNT] = { .type = NLA_U32 },
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