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Tweak limits; add comment

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This commit is contained in:
Simon Walton 2019-06-06 15:01:54 -07:00
parent a5c2ce472e
commit d2e9abd72c
1 changed files with 4 additions and 1 deletions
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5
tools/dissectors/1-hfudt.lua
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@ -313,7 +313,10 @@ function p_hfudt.dissector(buf, pinfo, tree)
-- check if we have part of a message that we need to re-assemble -- check if we have part of a message that we need to re-assemble
-- before it can be dissected -- before it can be dissected
if message_bit == 1 and message_position ~= 0 and message_number < 50 and message_part_number < 10 then -- limit array indices to prevent lock-up with arbitrary data
if message_bit == 1 and message_position ~= 0 and message_number < 100
and message_part_number < 100 then
if fragments[message_number] == nil then if fragments[message_number] == nil then
fragments[message_number] = {} fragments[message_number] = {}
end end