From: Jakub Kicinski kuba@kernel.org
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@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 Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- net/wireless/nl80211.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index dfde06b..99068fc 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -397,6 +397,8 @@ static int validate_beacon_head(const struct nlattr *attr, [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 },