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| author | Jakub Kicinski <kuba@kernel.org> | 2020-10-08 12:18:34 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-10-08 12:18:34 -0700 |
| commit | a9e54cb3d5eba9d7728f8efda98d7cca85ee3387 (patch) | |
| tree | 2101ca57be614c9e2f7b8295cb1f7b121a120709 | |
| parent | cfe90f4980ee27ebfa24e4c4b3cd56dc9b67ef42 (diff) | |
| parent | 3dc289f8f139997f4e9d3cfccf8738f20d23e47b (diff) | |
| download | lwn-a9e54cb3d5eba9d7728f8efda98d7cca85ee3387.tar.gz lwn-a9e54cb3d5eba9d7728f8efda98d7cca85ee3387.zip | |
Merge tag 'mac80211-for-net-2020-10-08' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
Johannes Berg says:
====================
pull-request: mac80211 2020-10-08
A single fix for missing input validation in nl80211.
====================
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | net/wireless/nl80211.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 2c9e9a2d1688..7fd45f6ddb05 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4172,6 +4172,9 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info) if (err) return err; + if (key.idx < 0) + return -EINVAL; + if (info->attrs[NL80211_ATTR_MAC]) mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]); |