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BDAT: Harden parse_bdat_arg()

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There implementation assumed that arg is null terminated. Due to
the ContentLineAnalyzer wrongly being in plain delivery mode, this
assumption was violated. It shouldn't happen anymore, but protect
from this anyhow.
This commit is contained in:
Arne Welzel 2024-01-23 16:40:03 +01:00
parent bc357c6ca1
commit ce4647a507
3 changed files with 50 additions and 5 deletions
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2
testing/btest/Baseline/scripts.base.protocols.bdat-chunk-size-overflow2/weird.log
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@ -7,5 +7,5 @@
#open XXXX-XX-XX-XX-XX-XX
#fields ts uid id.orig_h id.orig_p id.resp_h id.resp_p name addl notice peer source
#types time string addr port addr port string string bool string string
XXXXXXXXXX.XXXXXX CHhAvVGS1DHFjwGM9 127.0.0.1 33762 127.0.0.1 25 smtp_invalid_bdat_command BDAT chunk-size too large F zeek SMTP
XXXXXXXXXX.XXXXXX CHhAvVGS1DHFjwGM9 127.0.0.1 33762 127.0.0.1 25 smtp_invalid_bdat_command BDAT argument bad length F zeek SMTP
#close XXXX-XX-XX-XX-XX-XX