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  1. MariaDB Server
  2. MDEV-19019

MariaDB 10.3.13 *** buffer overflow detected ***: mysql terminated

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      When enabling session_track_state_change, mysql cli crashes:

      Welcome to the MariaDB monitor.  Commands end with ; or \g.
      Your MariaDB connection id is 12471378
      Server version: 10.3.13-MariaDB MariaDB Server
       
      Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
       
      Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
       
      MariaDB [(none)]> set session_track_state_change = on;
      *** buffer overflow detected ***: mysql terminated
      ======= Backtrace: =========
      /lib64/libc.so.6(__fortify_fail+0x37)[0x7fed0b71a9e7]
      /lib64/libc.so.6(+0x115b62)[0x7fed0b718b62]
      mysql(ma_read_ok_packet+0x6d6)[0x55c790d75376]
      mysql(mthd_my_read_query_result+0x115)[0x55c790d75515]
      mysql(_Z25mysql_real_query_for_lazyPKcm+0x44)[0x55c790d64d84]
      mysql(+0x64b78)[0x55c790d67b78]
      mysql(+0x668ae)[0x55c790d698ae]
      mysql(main+0x63f)[0x55c790d5eaff]
      /lib64/libc.so.6(__libc_start_main+0xf5)[0x7fed0b6253d5]
      mysql(+0x5c07e)[0x55c790d5f07e]
      
      

      This seems related to CONC-392, however that should be fixed in 3.0.9 which is included in 10.3.13

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              sanja Oleksandr Byelkin
              dicode Tim Westervoorde
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