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https://issues.apache.org/jira/browse/AXIS2C-1705?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17512255#comment-17512255
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Stanislav Osipov edited comment on AXIS2C-1705 at 3/25/22, 8:49 AM:
--------------------------------------------------------------------
Possible null pointer derefernce
File: /src/core/deployment/dep_engine.c
Null check: line 924
Dereference: line 941
Free: line 928
Use after free: line 938
Code:
if(!(dep_engine->conf_builder)) *//Null check*
{ axis2_conf_set_dep_engine(dep_engine->conf,env,NULL);
axis2_conf_free(dep_engine->conf, env); dep_engine->conf = NULL;
//Set pointer to Null }
axis2_conf_set_axis2_flag(dep_engine->conf, env, dep_engine->file_flag);
*//Null pointer dereference dep_engine->conf*
axis2_conf_set_axis2_xml(dep_engine->conf, env, dep_engine->conf_name);
status = axis2_conf_builder_populate_conf(dep_engine->conf_builder, env);
*// Null pointer dereference dep_engine->conf_builder*
was (Author: JIRAUSER287103):
Possible derereference after null check
File: /src/core/deployment/dep_engine.c
Null check: line 924
Dereference: line 941
Use after free
File: /src/core/deployment/dep_engine.c
Free: line 928
Use after free: line 938
Code:
if(!(dep_engine->conf_builder)) *//Null check*
{
axis2_conf_set_dep_engine(dep_engine->conf,env,NULL);
axis2_conf_free(dep_engine->conf, env); *//Free*
dep_engine->conf = NULL;
}
axis2_conf_set_axis2_flag(dep_engine->conf, env, dep_engine->file_flag);
*//Use-after-free*
axis2_conf_set_axis2_xml(dep_engine->conf, env, dep_engine->conf_name);
status = axis2_conf_builder_populate_conf(dep_engine->conf_builder, env);
*// Null pointer dereference*
> Possible Null pointer dereference
> ---------------------------------
>
> Key: AXIS2C-1705
> URL: https://issues.apache.org/jira/browse/AXIS2C-1705
> Project: Axis2-C
> Issue Type: Bug
> Components: core/deployment
> Affects Versions: 1.6.0
> Reporter: Stanislav Osipov
> Priority: Minor
>
> File: /src/core/deployment/dep_engine.c
> Null check: line 746
> Dereference: line 755
>
> Code:
> if(!(dep_engine->conf_builder)) *//Null check*
>
> { axis2_conf_free(dep_engine->conf, env);
> AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Configuration builder creation
> failed"); dep_engine->conf = NULL; }
>
> /* Populate the axis2 configuration from reading axis2.xml.
> */
> status = axis2_conf_builder_populate_conf(dep_engine->conf_builder, env);
> *//Null pointer dereference*
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