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  1. MariaDB Server
  2. MDEV-6329

Buffer overrun in find_uniq_filename

        Details

        • Type: Bug
        • Status: Closed
        • Priority: Major
        • Resolution: Fixed
        • Affects Version/s: 5.5.38, 10.0.11, 10.1.0
        • Fix Version/s: 5.5.39, 10.0.12, 10.1.0
        • Component/s: None
        • Labels:
          None

          Description

          To reproduce this bug compile MariaDB with ASAN:
          cmake -DWITH_ASAN=ON -DCMAKE_BUILD_TYPE=Debug -DMYSQL_MAINTAINER_MODE=ON

          mtr test following.

          find_uniq_filename.test

          let $i= 918;
while ($i > 99)
{
  write_file $MYSQLTEST_VARDIR/mysqld.1/data/test/a_39_bytes_long_file_name_123456789.$i;
  EOF
  dec $i;
}
flush logs;

          find_uniq_filename.opt

          --log-bin=$MYSQLTEST_VARDIR/mysqld.1/data/test/longbinlog012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901

          Originally fixed in WebScaleSQL: https://github.com/webscalesql/webscalesql-5.6/commit/bce9eddc1da87beab17c60d7eb7379841a3d45af.

            Gliffy Diagrams

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                Issue Links

                relates to

                Task - A task that needs to be done. MDEV-6039 WebScaleSQL patches

                • Major - Major loss of function.
                • Closed
                links to

                Web Link WebScaleSQL patch

                  Activity

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                  svoj Sergey Vojtovich added a comment -

                  Sergei, please review fix for this bug.

                  Show
                  svoj Sergey Vojtovich added a comment - Sergei, please review fix for this bug.
                  Hide
                  Permalink
                  serg Sergei Golubchik added a comment -

                  ok to push

                  Show
                  serg Sergei Golubchik added a comment - ok to push
                  Hide
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                  svoj Sergey Vojtovich added a comment -

                  Fixed in 5.5.39.

                  revno: 4216
revision-id: svoj@mariadb.org-20140611122320-heud294imkl1oli7
parent: elenst@montyprogram.com-20140610155327-imhlnvjs0yxg9xmk
committer: Sergey Vojtovich <svoj@mariadb.org>
branch nick: 5.5
timestamp: Wed 2014-06-11 16:23:20 +0400
message:
  MDEV-6329 - Buffer overrun in find_uniq_filename

  Merged WebScaleSQL fix:
  https://github.com/webscalesql/webscalesql-5.6/commit/bce9eddc1da87beab17c60d7eb7379841a3d45af
                  Show
                  svoj Sergey Vojtovich added a comment - Fixed in 5.5.39. revno: 4216 revision-id: svoj@mariadb.org-20140611122320-heud294imkl1oli7 parent: elenst@montyprogram.com-20140610155327-imhlnvjs0yxg9xmk committer: Sergey Vojtovich <svoj@mariadb.org> branch nick: 5.5 timestamp: Wed 2014-06-11 16:23:20 +0400 message: MDEV-6329 - Buffer overrun in find_uniq_filename Merged WebScaleSQL fix: https://github.com/webscalesql/webscalesql-5.6/commit/bce9eddc1da87beab17c60d7eb7379841a3d45af

                    People

                    • Assignee:
                      svoj Sergey Vojtovich
                      Reporter:
                      svoj Sergey Vojtovich
                    • Votes:
                      0 Vote for this issue
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                      2 Start watching this issue

                      Dates

                      • Created:
                        Updated:
                        Resolved: