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| author | Brian Sipos <brian.sipos@gmail.com> | 2021-10-12 18:59:57 -0400 |
|---|---|---|
| committer | Wireshark GitLab Utility <gerald+gitlab-utility@wireshark.org> | 2021-10-12 23:15:50 +0000 |
| commit | 01e858e0a3efef54957efc0f4cae0106660dded3 (patch) | |
| tree | 080b773c6f18998044399e8c057f5c854b30d8dd /epan/dissectors/packet-bpv7.c | |
| parent | ade523d7baab77b6204ebc8f7a9653aee4a79bb3 (diff) | |
BP: Fix crashes on invalid fuzzed inputs
Diffstat (limited to 'epan/dissectors/packet-bpv7.c')
| -rw-r--r-- | epan/dissectors/packet-bpv7.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/packet-bpv7.c b/epan/dissectors/packet-bpv7.c index c6b2660a75..9c7d6a6af6 100644 --- a/epan/dissectors/packet-bpv7.c +++ b/epan/dissectors/packet-bpv7.c @@ -1390,7 +1390,7 @@ static int dissect_bp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void bp_block_canonical_t *block = wmem_list_frame_data(it); // Payload block requirements - if (*(block->type_code) == BP_BLOCKTYPE_PAYLOAD) { + if (block->type_code && (*(block->type_code) == BP_BLOCKTYPE_PAYLOAD)) { // must be last block (i.e. next is NULL) if (wmem_list_frame_next(it)) { expert_add_info(pinfo, block->item_block, &ei_block_payload_index); |