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Bug #65433 Static analyzer errors
Submitted: 2013-08-10 00:05 UTC Modified: 2021-03-14 04:22 UTC
From: devzone dot my at gmail dot com Assigned: cmb (profile)
Status: No Feedback Package: *General Issues
PHP Version: Irrelevant OS: all
Private report: No CVE-ID: None
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 [2013-08-10 00:05 UTC] devzone dot my at gmail dot com 
Description:
------------
Version: 5.5.1 (Release)

**sapi**
[sapi/cgi/fastcgi.c:887]: (error) Uninitialized variable: hdr
[sapi/cli/php_cli.c:1289]: (error) Common realloc mistake: 'ini_entries' nulled 
but not freed upon failure
[sapi/cli/php_cli.c:1299]: (error) Common realloc mistake: 'ini_entries' nulled 
but not freed upon failure
[sapi/cli/php_cli.c:1305]: (error) Common realloc mistake: 'ini_entries' nulled 
but not freed upon failure
[sapi/cli/php_cli.c:1345]: (error) Common realloc mistake: 'ini_entries' nulled 
but not freed upon failure
[sapi/cgi/cgi_main.c:1547]: (error) Possible null pointer dereference: str
[sapi/fpm/fpm/fastcgi.c:513]: (error) Uninitialized variable: hdr
[sapi/fpm/fpm/fpm_sockets.c:80]: (error) Common realloc mistake: 'env_value' 
nulled but not freed upon failure
[sapi/isapi/stresstest/stresstest.cpp:589]: (error) Memory leak: environment
[sapi/tux/php_tux.c:143]: (error) Common realloc mistake: 'vec' nulled but not 
freed upon failure
 
**main**
[main/php_ini.c:675]: (error) Common realloc mistake: 'php_ini_scanned_files' 
nulled but not freed upon failure

**win32**
[win32/readdir.c:48]: (error) Memory leak: filespec

**TSRM**
[TSRM/TSRM.c:229]: (error) Common realloc mistake: 'resource_types_table' nulled 
but not freed upon failure
[TSRM/TSRM.c:617]: (error) Uninitialized variable: mutexp

**ext**
[ereg/regex/regcomp.c:205]: (error) Uninitialized variable: c
[gd/libgd/gd_topal.c:1464]: (error) Uninitialized variable: shift_temp
[intl/calendar/calendar_methods.cpp:566]: (error) Uninitialized variable: 
variant
[intl/resourcebundle/resourcebundle_class.c:177]: (error) Uninitialized 
variable: rb
[intl/resourcebundle/resourcebundle_class.c:181]: (error) Uninitialized 
variable: rb
[mbstring/libmbfl/tests/conv_encoding.tests/gen_exp.c:257]: (error) Buffer is 
accessed out of bounds.
[mbstring/libmbfl/tests/conv_encoding.tests/gen_exp.c:493]: (error) Resource 
leak: fp
[mbstring/libmbfl/mbfl/mbfilter.c:1180]: (error) Uninitialized variable: 
needle_u8
[mbstring/oniguruma/enc/euc_jp.c:204]: (error) Uninitialized variable: r
[mbstring/oniguruma/enc/sjis.c:238]: (error) Uninitialized variable: r
[mbstring/oniguruma/regenc.c:852]: (error) Common realloc mistake: 'list' nulled 
but not freed upon failure
[mbstring/ucgendat/ucgendat.c:484]: (error) Common realloc mistake: 'pdecomps' 
nulled but not freed upon failure
[mbstring/ucgendat/ucgendat.c:546]: (error) Common realloc mistake: 'title' 
nulled but not freed upon failure
[mbstring/ucgendat/ucgendat.c:593]: (error) Common realloc mistake: 'upper' 
nulled but not freed upon failure
[mbstring/ucgendat/ucgendat.c:640]: (error) Common realloc mistake: 'lower' 
nulled but not freed upon failure
[mbstring/ucgendat/ucgendat.c:675]: (error) Common realloc mistake: 'ccl' nulled 
but not freed upon failure
[mbstring/ucgendat/ucgendat.c:756]: (error) Common realloc mistake: 'nums' 
nulled but not freed upon failure
[mbstring/ucgendat/ucgendat.c:794]: (error) Common realloc mistake: 'ncodes' 
nulled but not freed upon failure
[mbstring/oniguruma/regexec.c:2230]: (error) Uninitialized variable: len
[mbstring/oniguruma/regexec.c:2269]: (error) Uninitialized variable: len
[opcache/zend_accelerator_blacklist.c:133]: (error) Memory leak: regexp
[oci8/oci8.c:2817]: (error) Memory leak: session_pool
[opcache/zend_accelerator_blacklist.c:243]: (error) Resource leak: fp
[opcache/zend_accelerator_util_funcs.c:479]: (error) Uninitialized variable: 
new_ce
[opcache/zend_accelerator_util_funcs.c:488]: (error) Uninitialized variable: 
new_prototype
[opcache/zend_accelerator_util_funcs.c:590]: (error) Uninitialized variable: 
new_ce
[odbc/php_odbc.c:2458]: (error) Uninitialized variable: rc
[snmp/snmp.c:1510]: (error) Uninitialized variable: a3
[snmp/snmp.c:1510]: (error) Uninitialized variable: a4
[snmp/snmp.c:1510]: (error) Uninitialized variable: a5
[snmp/snmp.c:1510]: (error) Uninitialized variable: a6
[snmp/snmp.c:1510]: (error) Uninitialized variable: a7
[standard/crypt_sha256.c:401]: (error) Possible null pointer dereference: 
copied_salt
[standard/crypt_sha512.c:435]: (error) Possible null pointer dereference: 
copied_salt
[sybase_ct/php_sybase_ct.c:792]: (error) Dereferencing 'sybase_ptr' after it is 
deallocated / released
[sybase_ct/php_sybase_ct.c:796]: (error) Memory pointed to by 'sybase_ptr' is 
freed twice.

 

Test script:
---------------
cppcheck php-5.5.1 -j4 2> err.txt

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 [2013-08-10 13:16 UTC] felipe@php.net 
I just see a lot of false positive ones there.
 [2021-03-04 12:52 UTC] cmb@php.net
-Status: Open +Status: Feedback -Assigned To: +Assigned To: cmb
 [2021-03-04 12:52 UTC] cmb@php.net 
Is this still an issue with any of the actively supported PHP
versions[1]?

[1] <https://www.php.net/supported-versions.php>
 [2021-03-14 04:22 UTC] php-bugs at lists dot php dot net 
No feedback was provided. The bug is being suspended because
we assume that you are no longer experiencing the problem.
If this is not the case and you are able to provide the
information that was requested earlier, please do so and
change the status of the bug back to "Re-Opened". Thank you.
 
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