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  1. WiredTiger
  2. WT-4891

WT_SESSION.verify memory allocation overrun

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Details

    • Bug
    • Status: Closed
    • Critical - P2
    • Resolution: Fixed
    • None
    • WT3.2.1, 4.3.1, 4.2.0-rc3
    • None
    • None
    • 3
    • Storage Engines 2019-07-01
    • v4.2

    Description

      Due to a bug we are currently not allocating an empty slot to mark the end of the array in __wt_meta_ckptlist_get when it is called with update=false from __wt_verify as such we occasionally iterate over the end of the array into uninitialised memory.

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        Issue Links

          is caused by

          Technical Debt - WT-4494 Support import of of standalone WiredTiger files.

          • Major - P3 - Major loss of function.
          • Closed
          related to

          Improvement - An improvement or enhancement to an existing feature or task. WT-4919 Add debug mode which allocates exact amount of memory in __wt_realloc_def

          • Minor - P4 - Minor loss of function, or other problem where easy workaround is present.
          • Closed

          Activity

            People

              luke.pearson@mongodb.com Luke Pearson
              luke.pearson@mongodb.com Luke Pearson
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              Dates

                Created:
                Updated:
                Resolved: