diff options
| author |   Benoît Ganne <bganne@cisco.com> | 2022-02-24 16:17:52 +0100 |
|---|---|---|
| committer |   Neale Ranns <neale@graphiant.com> | 2022-03-04 15:57:12 +0000 |
| commit | 81e74d8e22365166043de40666f324df0533ccef (patch) | |
| tree | bcf4a58cd835af9254439cef74d86b392eb5ff89 /src | |
| parent | 82b7991fc28191fd27611c9c948e4aa29f4ca05a (diff) | |
ip: fix overflow in ip6_ext_header_walk
ip6_ext_hdr_chain_t->eh is IP6_EXT_HDR_MAX elements.
Type: fix
Change-Id: I28b8d610d8f5c0c520c8391c37b86e837655ab12
Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/vnet/ip/ip6_packet.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/vnet/ip/ip6_packet.h b/src/vnet/ip/ip6_packet.h index b00eac72c04..e71604ce7d3 100644 --- a/src/vnet/ip/ip6_packet.h +++ b/src/vnet/ip/ip6_packet.h @@ -652,7 +652,7 @@ ip6_ext_header_walk (vlib_buffer_t *b, ip6_header_t *ip, int find_hdr_type, i++; if (last) break; - if (i > IP6_EXT_HDR_MAX) + if (i >= IP6_EXT_HDR_MAX) break; next_header = ip6_ext_next_header_s (next_proto, next_header, max_offset, &offset, &next_proto, &last); |