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Bug #68394 cURL ext crashes with NTLM auth
Submitted: 2014-11-11 08:28 UTC Modified: 2019-04-07 04:22 UTC
Avg. Score:3.0 ± 0.0
Reproduced:0 of 0 (0.0%)
From: Assigned:
Status: No Feedback Package: cURL related
PHP Version: 5.5.18 OS: Windows
Private report: No CVE-ID: None
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 [2014-11-11 08:28 UTC]
Actually PHP Version: 5.5.11 <could be any more recent version>

Event: NULL_CLASS_PTR_READ  0xc0000005 in php_curl.dll

OS: Windows 8.0 and 8.1

Stack traces of user-mode application crashes on Windows can (with user consent) be reported to Microsoft (see Windows Error Reporting and Watson). This bug is based on one of those reports.

Watson #73434608148

Actual result:
NOTE: `aaaaaaaa` indicates NULL, indicates either stack corruption or some frames missing due to dump -> minidump conversion

00d4e380 6f53800f php_curl!Curl_ntlm_create_type1_message+0x166 [c:\vc11_deps\repo\winlibs_curl\lib\curl_ntlm_msgs.c @ 509]
00d4e3a8 6f538945 php_curl!pop3_state_auth_ntlm_resp+0x5f [c:\vc11_deps\repo\winlibs_curl\lib\pop3.c @ 1072]
00d4e3cc 6f54ce6f php_curl!pop3_statemach_act+0x135 [c:\vc11_deps\repo\winlibs_curl\lib\pop3.c @ 1438]
00d4e3e8 6f536e6d php_curl!Curl_pp_statemach+0x10f [c:\vc11_deps\repo\winlibs_curl\lib\pingpong.c @ 133]
00d4e3fc 6f517eea php_curl!pop3_multi_statemach+0x3d [c:\vc11_deps\repo\winlibs_curl\lib\pop3.c @ 1501]
00d4e438 6f5171df php_curl!multi_runsingle+0x4ba [c:\vc11_deps\repo\winlibs_curl\lib\multi.c @ 1201]
00d4e464 6f56a2ba php_curl!curl_multi_perform+0x6f [c:\vc11_deps\repo\winlibs_curl\lib\multi.c @ 1759]
00d4e494 6fa234f1 php_curl!zif_curl_multi_exec+0x12a [c:\php-sdk\php55\vc11\x86\php-5.5.11\ext\curl\multi.c @ 228]
00d4e4fc 6fa22bf5 php5!zend_do_fcall_common_helper_SPEC+0x1b1 [c:\php-sdk\php55\vc11\x86\php-5.5.11\zend\zend_vm_execute.h @ 550]
00d4e538 6fa69e3b php5!execute_ex+0x295 [c:\php-sdk\php55\vc11\x86\php-5.5.11\zend\zend_vm_execute.h @ 363]
00d4e55c 6fa69c9e php5!zend_execute+0x14b [c:\php-sdk\php55\vc11\x86\php-5.5.11\zend\zend_vm_execute.h @ 388]
00d4e590 6fa69b1c php5!zend_execute_scripts+0xde [c:\php-sdk\php55\vc11\x86\php-5.5.11\zend\zend.c @ 1316]
00d4e78c 00d4ead0 php5!php_execute_script+0x14c [c:\php-sdk\php55\vc11\x86\php-5.5.11\main\main.c @ 2506]
00d4e794 00d4ea88 0xd4ead0
00d4e798 74cd173d 0xd4ea88
00d4ea88 aaaaaaaa KERNELBASE+0x2173d
00d4ea8c aaaaaaaa 0xaaaaaaaa
00d4ea90 775c4f84 0xaaaaaaaa
00d4ea94 74cec5ec ntdll+0x54f84
00d4ea98 00d4eab8 KERNELBASE+0x3c5ec
00d4ea9c 00000000 0xd4eab8


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 [2019-03-26 16:36 UTC]
-Status: Open +Status: Feedback
 [2019-03-26 16:36 UTC]
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 [2019-04-07 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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