Ganesh Murthy created DISPATCH-1163:
---------------------------------------

             Summary: Coverity issues on master branch 
                 Key: DISPATCH-1163
                 URL: https://issues.apache.org/jira/browse/DISPATCH-1163
             Project: Qpid Dispatch
          Issue Type: Bug
          Components: Container
    Affects Versions: 1.4.1
            Reporter: Ganesh Murthy
             Fix For: 1.5.0


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Hi,

Please find the latest report on new defect(s) introduced to Apache Qpid 
dispatch-router found with Coverity Scan.

3 new defect(s) introduced to Apache Qpid dispatch-router found with Coverity 
Scan.


New defect(s) Reported-by: Coverity Scan
Showing 3 of 3 defect(s)


** CID 324907:  Memory - corruptions  (OVERRUN)
/home/kgiusti/work/qpid-dispatch/src/router_core/connections.c: 1477 in 
qdr_attach_link_data_CT()


________________________________________________________________________________________________________
*** CID 324907:  Memory - corruptions  (OVERRUN)
/home/kgiusti/work/qpid-dispatch/src/router_core/connections.c: 1477 in 
qdr_attach_link_data_CT()
1471             // are assigned priorities in the order in which they are 
attached.
1472             int next_slot = 
core->data_links_by_mask_bit[conn->mask_bit].count ++;
1473             if (next_slot > QDR_MAX_PRIORITY) {
1474                 qd_log(core->log, QD_LOG_ERROR, "Attempt to attach too 
many inter-router links for priority sheaf.");
1475             }
1476             link->priority = next_slot;
>>>     CID 324907:  Memory - corruptions  (OVERRUN)
>>>     Overrunning array "core->data_links_by_mask_bit[conn->mask_bit].links" 
>>>of 10 8-byte elements at element index 10 (byte offset 80) using index 
>>>"next_slot" (which evaluates to 10).
1477             core->data_links_by_mask_bit[conn->mask_bit].links[next_slot] 
= link;
1478         }
1479     }
1480     
1481     
1482     static void qdr_detach_link_data_CT(qdr_core_t *core, qdr_connection_t 
*conn, qdr_link_t *link)

** CID 324906:  Incorrect expression  (UNUSED_VALUE)
/home/kgiusti/work/qpid-dispatch/src/message.c: 791 in 
qd_message_parse_priority()


________________________________________________________________________________________________________
*** CID 324906:  Incorrect expression  (UNUSED_VALUE)
/home/kgiusti/work/qpid-dispatch/src/message.c: 791 in 
qd_message_parse_priority()
785             qd_parsed_field_t *field = qd_parse(iter);
786             if (qd_parse_ok(field)) {
787                 if (qd_parse_is_list(field) && qd_parse_sub_count(field) >= 
2) {
788                     qd_parsed_field_t *priority_field = 
qd_parse_sub_value(field, 1);
789                     if (qd_parse_tag(priority_field) != QD_AMQP_NULL) {
790                         uint32_t value = qd_parse_as_uint(priority_field);
>>>     CID 324906:  Incorrect expression  (UNUSED_VALUE)
>>>     Assigning value from "(value >= 10U) ? 9 : (uint8_t)(value & 0xffU)" to 
>>>"content->priority" here, but that stored value is overwritten before it can 
>>>be used.
791                         content->priority = value >= QDR_N_PRIORITIES ? 
QDR_N_PRIORITIES - 1 : (uint8_t) (value & 0x00ff);
792                         content->priority = value > QDR_MAX_PRIORITY ? 
QDR_MAX_PRIORITY : (uint8_t) (value & 0x00ff);
793                         content->priority_present = true;
794                     }
795                 }
796             }

** CID 324905:  Security best practices violations  (DC.WEAK_CRYPTO)
/home/kgiusti/work/qpid-dispatch/src/router_core/core_client_api.c: 156 in 
qdrc_client_CT()


________________________________________________________________________________________________________
*** CID 324905:  Security best practices violations  (DC.WEAK_CRYPTO)
/home/kgiusti/work/qpid-dispatch/src/router_core/core_client_api.c: 156 in 
qdrc_client_CT()
150         if (!client)
151             return NULL;
152     
153         ZERO(client);
154         client->core = core;
155         client->correlations = qd_hash(6, 4, 0);
>>>     CID 324905:  Security best practices violations  (DC.WEAK_CRYPTO)
>>>     "rand" should not be used for security related applications, as linear 
>>>congruential algorithms are too easy to break.
156         client->next_cid = rand();
157         client->rx_credit_max = credit_window;
158         client->user_context = user_context;
159         client->on_state_cb = on_state_cb;
160         client->on_flow_cb = on_flow_cb;
161     


________________________________________________________________________________________________________
To view the defects in Coverity Scan visit, 
https://u2389337.ct.sendgrid.net/wf/click?upn=08onrYu34A-2BWcWUl-2F-2BfV0V05UPxvVjWch-2Bd2MGckcRZSbhom32dlDl11LWEm9nX1-2FDm2ydKRp2jKIMEChnF9qYjWDV40qhnoFf9KqJJs5gJ3gKShavCjMfPIUiT4tI2B_ygEXfYGmow-2BVmzDwjZ-2FNe9kh2OIomE8gx57jSnhuvKlmbivMjLmRupWWPbw4s8pJuDqBj40bfXa-2BmqxyHmnf0eDQMSBH6cu0RSxwXczXjjgNPMXQZUGQcXGcA3WtDUB6p3QqgtL4m8e-2BSGh9K8vMCtW3am2nFIE1Lbf8nE95-2FmDMaZWOOMGEPkfYE2-2BOiWAbfugrCv-2BO3SVj8V44LoE8Mg-3D-3D

  To manage Coverity Scan email notifications for "gmur...@redhat.com", click 
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