diff options
Diffstat (limited to 'docs/linux')
| -rw-r--r-- | docs/linux/external_fuzzing_network.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/linux/external_fuzzing_network.md b/docs/linux/external_fuzzing_network.md index f080692b1..03463f876 100644 --- a/docs/linux/external_fuzzing_network.md +++ b/docs/linux/external_fuzzing_network.md @@ -23,7 +23,7 @@ Since many network protocols require checksum fields to be embedded into packets There's a `csum` type, which right now supports two different kinds of checksumming: [the Internet checksum](https://tools.ietf.org/html/rfc1071): `csum[parent, inet, int16be]`, and TCP-like pseudo header checksum: `csum[tcp_packet, pseudo, IPPROTO_TCP, int16be]`. -The checksums are computed and embedded right before emitting a packet though the virtual interface. +The checksums are computed and embedded right before emitting a packet through the virtual interface. There's also a nice feature: when syzkaller generates a C reproducer, it generates code to compute checksums in runtime as well. By using `syz_emit_ethernet` and `syz_extract_tcp_res` the following syzkaller program is able to establish a TCP connection over IPv4: |