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  1. MariaDB Server
  2. MDEV-40540

ST_GeomFromWKB stack overrun on deeply nested GeometryCollection

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Details

    • Can result in hang or crash

    Description

      set @a=concat(0x0107000000, repeat(0x010000000107000000, 120000), 0x00000000);
      		 
      SELECT ST_GeomFromWKB(@a);

      Reported by Owais Lone (thesecguy)

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-40409 ST_GeomFromText stack overrun on deeply nested GeometryCollection

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-41043 MariaDB Server stack overflow when ST_AsText() is used on a deeply nested GeometryCollection inside a stored procedure

          • Critical - Crashes, loss of data, severe memory leak.
          • Confirmed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-41062 MariaDB Server stack overflow when ST_GeomFromWKB() parses a deeply nested GeometryCollection inside a stored procedure

          • Critical - Crashes, loss of data, severe memory leak.
          • Confirmed
          links to

          Web Link #3896507

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              serg Sergei Golubchik
              serg Sergei Golubchik
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