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| author | Zhengchao Shao <shaozhengchao@huawei.com> | 2022-07-27 12:33:12 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-07-29 14:09:27 +0300 |
| commit | dc633700f00f726e027846a318c5ffeb8deaaeda (patch) | |
| tree | 0f16fddf941cf27b94cc5ba489441b3beef10826 /drivers/hwmon/adt7470.c | |
| parent | 3b1c31474cb934be352a8d75389bfe04773799c6 (diff) | |
| download | linux-dc633700f00f726e027846a318c5ffeb8deaaeda.tar.xz | |
net/af_packet: check len when min_header_len equals to 0
User can use AF_PACKET socket to send packets with the length of 0.
When min_header_len equals to 0, packet_snd will call __dev_queue_xmit
to send packets, and sock->type can be any type.
Reported-by: syzbot+5ea725c25d06fb9114c4@syzkaller.appspotmail.com
Fixes: fd1894224407 ("bpf: Don't redirect packets with invalid pkt_len")
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/hwmon/adt7470.c')
0 files changed, 0 insertions, 0 deletions