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| author | Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2022-10-02 01:43:44 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-21 12:38:21 +0200 |
| commit | 55043e109f435472b0663fa2a4df1cc308a978ad (patch) | |
| tree | dd53f2274035a27a0c32180d468d4e17ba725d41 /lib/once.c | |
| parent | 8557669725812b65842b3ad6c5e859308a8f7972 (diff) | |
net/ieee802154: reject zero-sized raw_sendmsg()
[ Upstream commit 3a4d061c699bd3eedc80dc97a4b2a2e1af83c6f5 ]
syzbot is hitting skb_assert_len() warning at raw_sendmsg() for ieee802154
socket. What commit dc633700f00f726e ("net/af_packet: check len when
min_header_len equals to 0") does also applies to ieee802154 socket.
Link: https://syzkaller.appspot.com/bug?extid=5ea725c25d06fb9114c4
Reported-by: syzbot <syzbot+5ea725c25d06fb9114c4@syzkaller.appspotmail.com>
Fixes: fd1894224407c484 ("bpf: Don't redirect packets with invalid pkt_len")
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'lib/once.c')
0 files changed, 0 insertions, 0 deletions