cppcheck analysis of mysql-5.1_5.1.49-3.dsc

./client/mysqlslap.c:1954 [error] - Dangerous usage of 'buffer' (strncpy doesn't always 0-terminate it)
./cmd-line-utils/libedit/refresh.c:1072 [error] - Array index -1 is out of bounds
./cmd-line-utils/readline/complete.c:1007 [error] - Dangerous assignment - function parameter takes the address of a local auto-variable. Local auto-variables are reserved from the stack. And the stack is freed when the function ends. So the pointer to a local variable is invalid after the function ends.
./cmd-line-utils/readline/vi_mode.c:1506 [error] - Array 'mb[1]' index 1 out of bounds
./extra/yassl/examples/echoserver/echoserver.cpp:148 [error] - Resource leak: fout
./extra/yassl/src/log.cpp:65 [error] - Dangerous usage of 'timeStr' (strncpy doesn't always 0-terminate it)
./extra/yassl/src/log.cpp:71 [error] - Dangerous usage of 'msg' (strncpy doesn't always 0-terminate it)
./extra/yassl/src/ssl.cpp:772 [error] - Resource leak: dir
./extra/yassl/src/ssl.cpp:770 [error] - Dangerous usage of 'name' (strncpy doesn't always 0-terminate it)
./extra/yassl/src/ssl.cpp:741 [error] - Dangerous usage of 'name' (strncpy doesn't always 0-terminate it)
./mysys/mf_keycache.c:4271 [error] - Uninitialized variable: thread
./mysys/my_lib.c:193 [error] - Deallocating a deallocated pointer: dirp
./mysys/my_lib.c:260 [error] - Uninitialized variable: esa
./mysys/my_lib.c:501 [error] - Uninitialized variable: handle
./mysys/my_symlink2.c:52 [error] - Uninitialized variable: abs_linkname
./netware/my_manage.c:409 [error] - Resource leak: parent
./netware/my_manage.c:375 [error] - Uninitialized variable: id
./netware/mysqld_safe.c:553 [error] - Resource leak: datadir_entry
./netware/mysqld_safe.c:625 [error] - Resource leak: db_entry
./server-tools/instance-manager/instance.cc:193 [error] - Mismatching allocation and deallocation: cmdline
./sql/item.cc:599 [error] - Invalid number of character (() when these macros are defined: 'CANT_BE_USED_AS_MEMORY_IS_FREED'.
./sql/opt_range.cc:11367 [error] - Possible null pointer dereference: quick
./sql/opt_range.cc:11369 [error] - Possible null pointer dereference: quick
./sql/opt_range.cc:8189 [error] - Possible null pointer dereference: unique - otherwise it is redundant to check if unique is null at line 8191
./sql/sql_base.cc:1690 [error] - Uninitialized variable: res
./sql/sql_cache.cc:880 [error] - Possible null pointer dereference: query_block
./sql/sql_cache.cc:881 [error] - Possible null pointer dereference: query_block
./sql/sql_parse.cc:1751 [error] - Invalid number of character ({) when these macros are defined: 'DONT_ALLOW_SHOW_COMMANDS'.
./sql/sql_plugin.cc:2412 [error] - Uninitialized variable: var
./sql/sql_plugin.cc:2413 [error] - Uninitialized variable: pi
./sql/sql_plugin.cc:2543 [error] - Uninitialized variable: var
./sql/sql_plugin.cc:2544 [error] - Uninitialized variable: pivar
./storage/archive/archive_reader.c:275 [error] - Memory leak: buffer
./storage/ibmdb2i/db2i_conversion.cc:221 [error] - Uninitialized variable: tmp
./storage/ibmdb2i/ha_ibmdb2i.cc:1733 [error] - Uninitialized variable: restart_value
./storage/ibmdb2i/ha_ibmdb2i.cc:2212 [error] - Uninitialized variable: stringValue
./storage/innobase/buf/buf0flu.c:556 [error] - Possible null pointer dereference: block - otherwise it is redundant to check if block is null at line 558
./storage/innobase/buf/buf0flu.c:766 [error] - Possible null pointer dereference: block - otherwise it is redundant to check if block is null at line 768
./storage/innobase/dict/dict0dict.c:959 [error] - Possible null pointer dereference: table2 - otherwise it is redundant to check if table2 is null at line 960
./storage/innobase/dict/dict0dict.c:868 [error] - Uninitialized variable: table2
./storage/innobase/dict/dict0dict.c:959 [error] - Uninitialized variable: table2
./storage/innobase/fil/fil0fil.c:312 [error] - Possible null pointer dereference: space - otherwise it is redundant to check if space is null at line 314
./storage/innobase/fil/fil0fil.c:466 [error] - Possible null pointer dereference: space - otherwise it is redundant to check if space is null at line 468
./storage/innobase/fil/fil0fil.c:1148 [error] - Possible null pointer dereference: space - otherwise it is redundant to check if space is null at line 1150
./storage/innobase/fil/fil0fil.c:3552 [error] - Possible null pointer dereference: namespace - otherwise it is redundant to check if namespace is null at line 3553
./storage/innobase/fil/fil0fil.c:4052 [error] - Possible null pointer dereference: space - otherwise it is redundant to check if space is null at line 4053
./storage/innobase/fil/fil0fil.c:312 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:339 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:364 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:391 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:466 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:924 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:967 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1148 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1165 [error] - Uninitialized variable: namespace
./storage/innobase/fil/fil0fil.c:1246 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1652 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1687 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1963 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:2149 [error] - Uninitialized variable: space2
./storage/innobase/fil/fil0fil.c:2259 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3330 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3366 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3420 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3427 [error] - Uninitialized variable: namespace
./storage/innobase/fil/fil0fil.c:3552 [error] - Uninitialized variable: namespace
./storage/innobase/fil/fil0fil.c:3596 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3779 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3811 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:3838 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:4052 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:4301 [error] - Uninitialized variable: space
./storage/innobase/fil/fil0fil.c:1221 [error] - Uninitialized variable: space
./storage/innobase/os/os0file.c:3868 [error] - Uninitialized variable: sig
./storage/innobase/pars/pars0grm.c:1498 [error] - Memory leak: yyptr
./storage/innobase/thr/thr0loc.c:198 [error] - Uninitialized variable: local
./storage/innodb_plugin/buf/buf0buddy.c:197 [error] - Uninitialized variable: bpage
./storage/innodb_plugin/dict/dict0dict.c:811 [error] - Uninitialized variable: table2
./storage/innodb_plugin/dict/dict0dict.c:928 [error] - Uninitialized variable: table2
./storage/innodb_plugin/fil/fil0fil.c:412 [error] - Uninitialized variable: space
./storage/innodb_plugin/fil/fil0fil.c:435 [error] - Uninitialized variable: space
./storage/innodb_plugin/ha/ha0storage.c:66 [error] - Uninitialized variable: node
./storage/innodb_plugin/handler/ha_innodb.cc:9069 [error] - Possible null pointer dereference: share - otherwise it is redundant to check if share is null at line 9072
./storage/innodb_plugin/handler/ha_innodb.cc:9070 [error] - Possible null pointer dereference: share - otherwise it is redundant to check if share is null at line 9072
./storage/innodb_plugin/handler/ha_innodb.cc:9069 [error] - Uninitialized variable: share
./storage/innodb_plugin/pars/pars0grm.c:1525 [error] - Memory leak: yyptr
./storage/innodb_plugin/thr/thr0loc.c:218 [error] - Uninitialized variable: local
./storage/innodb_plugin/trx/trx0i_s.c:882 [error] - Uninitialized variable: hash_chain
./storage/myisam/mi_delete.c:230 [error] - Uninitialized variable: lastkey
./storage/myisam/sp_key.c:46 [error] - Array index -1 is out of bounds
./storage/myisammrg/myrg_open.c:186 [error] - Possible null pointer dereference: m_info
./storage/ndb/src/common/portlib/NdbDaemon.c:143 [error] - Resource leak: lockfd
./storage/ndb/src/common/portlib/NdbDaemon.c:97 [error] - Resource leak: logfd
./storage/ndb/src/common/portlib/NdbDaemon.c:87 [error] - Resource leak: logfd
./storage/ndb/src/common/portlib/memtest.c:104 [error] - Memory leak: ptr
./storage/ndb/src/common/portlib/munmaptest.cpp:225 [error] - Memory leak: threadArgs
./storage/ndb/src/common/util/NdbSqlUtil.cpp:996 [error] - Uninitialized variable: nsp
./storage/ndb/src/common/util/NdbSqlUtil.cpp:1000 [error] - Uninitialized variable: xsp
./storage/ndb/src/common/util/NdbSqlUtil.cpp:1000 [error] - Uninitialized variable: nsp
./storage/ndb/src/cw/cpcd/Process.cpp:328 [error] - Resource leak: fd
./storage/ndb/src/kernel/blocks/dbtup/DbtupFixAlloc.cpp:139 [error] - Possible null pointer dereference: ptr
./storage/ndb/src/mgmapi/mgmapi.cpp:266 [error] - Possible null pointer dereference: handle
./storage/ndb/src/ndbapi/DictCache.cpp:418 [error] - Possible null pointer dereference: vers
./storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:132 [error] - Possible null pointer dereference: myEvnt
./storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:1808 [error] - Possible null pointer dereference: bucket
./storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:1809 [error] - Possible null pointer dereference: bucket
./storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:1810 [error] - Possible null pointer dereference: bucket
./storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:1509 [error] - Possible null pointer dereference: bucket
./storage/ndb/src/ndbapi/Ndblist.cpp:461 [error] - Possible null pointer dereference: a_con
./storage/ndb/src/ndbapi/Ndblist.cpp:462 [error] - Possible null pointer dereference: a_con
./storage/ndb/src/ndbapi/Ndblist.cpp:464 [error] - Possible null pointer dereference: a_con
./storage/ndb/src/ndbapi/Ndblist.cpp:466 [error] - Possible null pointer dereference: a_con
./storage/ndb/src/ndbapi/Ndblist.cpp:467 [error] - Possible null pointer dereference: a_con
./storage/ndb/src/ndbapi/Ndblist.cpp:468 [error] - Possible null pointer dereference: a_con
./storage/ndb/test/ndbapi/bench/userInterface.cpp:569 [error] - Memory leak: con
./storage/ndb/test/ndbapi/flexAsynch.cpp:215 [error] - Memory leak: pThreadData
./storage/ndb/test/ndbapi/flexBench.cpp:334 [error] - Memory leak: pThreadsData
./storage/ndb/test/ndbapi/flexHammer.cpp:225 [error] - Memory leak: pThreads
./storage/ndb/test/ndbapi/flexTT.cpp:240 [error] - Memory leak: pThreadData
./storage/ndb/test/ndbapi/testBlobs.cpp:802 [error] - Memory leak: seen
./storage/ndb/test/ndbapi/testNdbApi.cpp:1553 [error] - Possible null pointer dereference: pOp
./zlib/gzio.c:154 [error] - Memory leak: s.path

Note: if you think the results reveal a security bug, please don't hesitate to contact the security team
This report was generated on Wed, 22 Dec 2010 18:58:10 +0000, based on results by cppcheck 1.46

Automated Code Analysis

cppcheck analysis of mysql-5.1_5.1.49-3.dsc