PHP :: Bug #70337 :: coredump of 5.6.11/12

Bug #70337	coredump of 5.6.11/12
Submitted:	2015-08-24 10:32 UTC	Modified:	2021-08-26 14:32 UTC
From:	yiliaofan at gmail dot com	Assigned:	cmb (profile)
Status:	Duplicate	Package:	geoip (PECL)
PHP Version:	5.6.12	OS:	linux
Private report:	No	CVE-ID:	None

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[2015-08-24 10:32 UTC] yiliaofan at gmail dot com

Description:
------------
(gdb) bt full
#0  _get_record_gl (gi=0x0, ipnum=2976376787, gl=0x7fff69cd0ad0) at GeoIPCity.c:185
        seek_record = <value optimized out>
        r = <value optimized out>
#1  0x00007f292359acf5 in _get_record (gi=0x0, name=<value optimized out>) at GeoIPCity.c:206
        gl = {netmask = 1132003024}
#2  GeoIP_record_by_name (gi=0x0, name=<value optimized out>) at GeoIPCity.c:282
        ipnum = <value optimized out>
#3  0x00007f29237c83dc in zif_geoip_record_by_name (ht=1, return_value=0x7f291d8aad60, return_value_ptr=0x7f29243a7be8,
    this_ptr=0x0, return_value_used=1) at /home/zhangfan/php/modules/geoip-1.1.0/geoip.c:560
        gi = 0x0
        hostname = 0x7f291d8a5958 "177.103.231.211"
        arglen = 15
        gir = 0x7f291e7af850
#4  0x00007f2922aaead8 in phalcon_execute_internal (execute_data_ptr=0x7f29243a7c00, fci=0x0, return_value_used=1)
    at /home/zhangfan/php/modules/cphalcon-phalcon-v1.3.4/ext/phalcon.c:57
        return_value_ptr = 0x7f29243a7be8
#5  0x0000000000ab1f39 in zend_do_fcall_common_helper_SPEC (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:560
        ret = 0x7f29243a7be0
        opline = 0x7f291e7b18b8
        should_change_scope = 0 '\000'
        fbc = 0x1b56100
        num_args = 1
#6  0x0000000000ab790b in ZEND_DO_FCALL_SPEC_CONST_HANDLER (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:2599
        opline = 0x7f291e7b18b8
        fname = 0x7f291e7afc38
        call = 0x7f29243a7d68
#7  0x0000000000ab156f in execute_ex (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:363

Test script:
---------------
(gdb) bt full
#0  _get_record_gl (gi=0x0, ipnum=2976376787, gl=0x7fff69cd0ad0) at GeoIPCity.c:185
        seek_record = <value optimized out>
        r = <value optimized out>
#1  0x00007f292359acf5 in _get_record (gi=0x0, name=<value optimized out>) at GeoIPCity.c:206
        gl = {netmask = 1132003024}
#2  GeoIP_record_by_name (gi=0x0, name=<value optimized out>) at GeoIPCity.c:282
        ipnum = <value optimized out>
#3  0x00007f29237c83dc in zif_geoip_record_by_name (ht=1, return_value=0x7f291d8aad60, return_value_ptr=0x7f29243a7be8,
    this_ptr=0x0, return_value_used=1) at /home/zhangfan/php/modules/geoip-1.1.0/geoip.c:560
        gi = 0x0
        hostname = 0x7f291d8a5958 "177.103.231.211"
        arglen = 15
        gir = 0x7f291e7af850
#4  0x00007f2922aaead8 in phalcon_execute_internal (execute_data_ptr=0x7f29243a7c00, fci=0x0, return_value_used=1)
    at /home/zhangfan/php/modules/cphalcon-phalcon-v1.3.4/ext/phalcon.c:57
        return_value_ptr = 0x7f29243a7be8
#5  0x0000000000ab1f39 in zend_do_fcall_common_helper_SPEC (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:560
        ret = 0x7f29243a7be0
        opline = 0x7f291e7b18b8
        should_change_scope = 0 '\000'
        fbc = 0x1b56100
        num_args = 1
#6  0x0000000000ab790b in ZEND_DO_FCALL_SPEC_CONST_HANDLER (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:2599
        opline = 0x7f291e7b18b8
        fname = 0x7f291e7afc38
        call = 0x7f29243a7d68
#7  0x0000000000ab156f in execute_ex (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:363

Expected result:
----------------
(gdb) bt full
#0  _get_record_gl (gi=0x0, ipnum=2976376787, gl=0x7fff69cd0ad0) at GeoIPCity.c:185
        seek_record = <value optimized out>
        r = <value optimized out>
#1  0x00007f292359acf5 in _get_record (gi=0x0, name=<value optimized out>) at GeoIPCity.c:206
        gl = {netmask = 1132003024}
#2  GeoIP_record_by_name (gi=0x0, name=<value optimized out>) at GeoIPCity.c:282
        ipnum = <value optimized out>
#3  0x00007f29237c83dc in zif_geoip_record_by_name (ht=1, return_value=0x7f291d8aad60, return_value_ptr=0x7f29243a7be8,
    this_ptr=0x0, return_value_used=1) at /home/zhangfan/php/modules/geoip-1.1.0/geoip.c:560
        gi = 0x0
        hostname = 0x7f291d8a5958 "177.103.231.211"
        arglen = 15
        gir = 0x7f291e7af850
#4  0x00007f2922aaead8 in phalcon_execute_internal (execute_data_ptr=0x7f29243a7c00, fci=0x0, return_value_used=1)
    at /home/zhangfan/php/modules/cphalcon-phalcon-v1.3.4/ext/phalcon.c:57
        return_value_ptr = 0x7f29243a7be8
#5  0x0000000000ab1f39 in zend_do_fcall_common_helper_SPEC (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:560
        ret = 0x7f29243a7be0
        opline = 0x7f291e7b18b8
        should_change_scope = 0 '\000'
        fbc = 0x1b56100
        num_args = 1
#6  0x0000000000ab790b in ZEND_DO_FCALL_SPEC_CONST_HANDLER (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:2599
        opline = 0x7f291e7b18b8
        fname = 0x7f291e7afc38
        call = 0x7f29243a7d68
#7  0x0000000000ab156f in execute_ex (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:363

Actual result:
--------------
(gdb) bt full
#0  _get_record_gl (gi=0x0, ipnum=2976376787, gl=0x7fff69cd0ad0) at GeoIPCity.c:185
        seek_record = <value optimized out>
        r = <value optimized out>
#1  0x00007f292359acf5 in _get_record (gi=0x0, name=<value optimized out>) at GeoIPCity.c:206
        gl = {netmask = 1132003024}
#2  GeoIP_record_by_name (gi=0x0, name=<value optimized out>) at GeoIPCity.c:282
        ipnum = <value optimized out>
#3  0x00007f29237c83dc in zif_geoip_record_by_name (ht=1, return_value=0x7f291d8aad60, return_value_ptr=0x7f29243a7be8,
    this_ptr=0x0, return_value_used=1) at /home/zhangfan/php/modules/geoip-1.1.0/geoip.c:560
        gi = 0x0
        hostname = 0x7f291d8a5958 "177.103.231.211"
        arglen = 15
        gir = 0x7f291e7af850
#4  0x00007f2922aaead8 in phalcon_execute_internal (execute_data_ptr=0x7f29243a7c00, fci=0x0, return_value_used=1)
    at /home/zhangfan/php/modules/cphalcon-phalcon-v1.3.4/ext/phalcon.c:57
        return_value_ptr = 0x7f29243a7be8
#5  0x0000000000ab1f39 in zend_do_fcall_common_helper_SPEC (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:560
        ret = 0x7f29243a7be0
        opline = 0x7f291e7b18b8
        should_change_scope = 0 '\000'
        fbc = 0x1b56100
        num_args = 1
#6  0x0000000000ab790b in ZEND_DO_FCALL_SPEC_CONST_HANDLER (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:2599
        opline = 0x7f291e7b18b8
        fname = 0x7f291e7afc38
        call = 0x7f29243a7d68
#7  0x0000000000ab156f in execute_ex (execute_data=0x7f29243a7c00)
    at /home/zhangfan/env-trunk/php/php-5.6.11/Zend/zend_vm_execute.h:363

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[2015-08-26 06:15 UTC] laruence@php.net

I don't  see why this is security bug?

[2015-08-26 06:17 UTC] stas@php.net

-Type: Security +Type: Bug

[2021-08-26 14:32 UTC] cmb@php.net

-Status: Open +Status: Duplicate -Assigned To: +Assigned To: cmb

[2021-08-26 14:32 UTC] cmb@php.net

> gi=0x0

So apparently another duplicate of bug #68277.

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