From: Jakub Kicinski <kuba@xxxxxxxxxx> commit 0e1a1d853ecedc99da9d27f9f5c376935547a0e2 upstream. Add missing attribute validation for critical protocol fields to the netlink policy. Fixes: 5de17984898c ("cfg80211: introduce critical protocol indication from user-space") Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Link: https://lore.kernel.org/r/20200303051058.4089398-2-kuba@xxxxxxxxxx Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- net/wireless/nl80211.c | 2 ++ 1 file changed, 2 insertions(+) --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -407,6 +407,8 @@ static const struct nla_policy nl80211_p [NL80211_ATTR_MDID] = { .type = NLA_U16 }, [NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY, .len = IEEE80211_MAX_DATA_LEN }, + [NL80211_ATTR_CRIT_PROT_ID] = { .type = NLA_U16 }, + [NL80211_ATTR_MAX_CRIT_PROT_DURATION] = { .type = NLA_U16 }, [NL80211_ATTR_PEER_AID] = { .type = NLA_U16 }, [NL80211_ATTR_CH_SWITCH_COUNT] = { .type = NLA_U32 }, [NL80211_ATTR_CH_SWITCH_BLOCK_TX] = { .type = NLA_FLAG },