Block decompressor allows bindata length exceeding 16 in delta encoding

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    • Type: Bug
    • Resolution: Fixed
    • Priority: Major - P3
    • 8.1.0-rc0, 8.0.0-rc11
    • Affects Version/s: None
    • Component/s: None
    • None
    • Query Integration
    • Fully Compatible
    • ALL
    • v8.0
    • QI 2024-06-24, QI 2024-07-08
    • 200
    • None
    • 3
    • None
    • None
    • None
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      Path-based decompression fuzzer failed with this message:

      Invariant failure
      expr: !(iteratorError.empty() || blockBasedError.empty())
      msg: . Returned results are not equal. Iterator API errored: Location8412601: BinData length should not exceed 16 in a delta encoding. The block based API returned results.
      file: src/mongo/bson/util/bsoncolumn_decompress_paths_fuzzer.cpp
      line: 228

      Base64 encoding of offending BSONColumn:
      8SwAAAAFACAAAAAAf/4BCLHOzwAG/////////2l/AAsACgBbAAEAegATaX8Ahn8A//gj/wD///8h/wH+AADf+CP/AP///yH/Af4A/6mX/2Z/AH/4AH9/Mn9gZXQAgGj/////AH8AAAA=
       

              Assignee:
              Gil Alon
              Reporter:
              Chris Wolff
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                Created:
                Updated:
                Resolved: