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  1. Core Server
  2. SERVER-57097

Text indexes with weights outside the range of representable values of type 'int' can cause undefined behaviour

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    • Type: Icon: Bug Bug
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 5.0.0-rc1, 5.1.0-rc0
    • Affects Version/s: None
    • Component/s: None
    • None
    • Fully Compatible
    • ALL
    • v5.0
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      Run this against a UBSAN built mongod.

      (function() {
"use strict";

const coll = db.weights;
coll.drop();

assert.commandWorked(coll.insert({x: 1, port: 27017}));
assert.commandWorked(coll.createIndex({x: 'text'}, {weights: {port: 450000000000}}));
});

       

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      Run this against a UBSAN built mongod. (function() { "use strict" ; const coll = db.weights; coll.drop(); assert .commandWorked(coll.insert({x: 1, port: 27017})); assert .commandWorked(coll.createIndex({x: 'text' }, {weights: {port: 450000000000}})); });  
    • Execution Team 2021-05-31
    • 43
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    • 3
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      The undefined behaviour sanitizer was trying to create text indexes with weights outside the range of representable values of 'int' here.

            Assignee:
            benety.goh@mongodb.com Benety Goh
            Reporter:
            gregory.wlodarek@mongodb.com Gregory Wlodarek
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              Created:
              Updated:
              Resolved: