[asterisk-bugs] [JIRA] (ASTERISK-24963) ASAN: heap-use-after-free with PJSIP and WSS

[Badalian Vyacheslav (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-24963?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=225895#comment-225895 ] 

Badalian Vyacheslav commented on ASTERISK-24963:
------------------------------------------------

50 calls was in test. Every time only this two heap-use-after-free.

> ASAN: heap-use-after-free with PJSIP and WSS
> --------------------------------------------
>
>                 Key: ASTERISK-24963
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-24963
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: pjproject/pjsip, Resources/res_http_websocket
>    Affects Versions: 13.3.2
>            Reporter: Badalian Vyacheslav
>            Severity: Critical
>
> {code}
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:172 ast_sockaddr_split_hostport: Splitting '172.30.0.154' into...
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:226 ast_sockaddr_split_hostport: ...host '172.30.0.154' and port ''.
> [2015-04-14 18:04:38] DEBUG[12724]: taskprocessor.c:484 tps_taskprocessor_destroy: destroying taskprocessor 'd16a4163-0dfb-43ab-a3ca-c8753979582f'
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:172 ast_sockaddr_split_hostport: Splitting '172.30.0.154' into...
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:226 ast_sockaddr_split_hostport: ...host '172.30.0.154' and port ''.
>   == WebSocket connection from '172.30.0.154:49296' closed
> =================================================================
> ==12652==ERROR: AddressSanitizer: heap-use-after-free on address 0x612000156f94 at pc 0x4956e0 bp 0x7f13ab4c86a0 sp 0x7f13ab4c8698
> READ of size 4 at 0x612000156f94 thread T29
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:172 ast_sockaddr_split_hostport: Splitting '172.30.0.154:49296' into...
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:226 ast_sockaddr_split_hostport: ...host '172.30.0.154' and port '49296'.
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:172 ast_sockaddr_split_hostport: Splitting '172.30.0.154:49296' into...
> [2015-04-14 18:04:38] DEBUG[12682]: netsock2.c:226 ast_sockaddr_split_hostport: ...host '172.30.0.154' and port '49296'.
>     #0 0x4956df in INTERNAL_OBJ /home/obs/asterisk-13.3.2/main/astobj2.c:121
>     #1 0x4957b9 in __ao2_lock /home/obs/asterisk-13.3.2/main/astobj2.c:151
>     #2 0x7f13b5414a90 in __ast_websocket_write /home/obs/asterisk-13.3.2/res/res_http_websocket.c:303
>     #3 0x7f139d199352 in ws_send_msg /home/obs/asterisk-13.3.2/res/res_pjsip_transport_websocket.c:67
>     #4 0x7f13b973d473 in pjsip_transport_send (/usr/lib/libpjsip.so.2+0x1e473)
>     #5 0x7f13b973b104 in pjsip_endpt_send_response (/usr/lib/libpjsip.so.2+0x1c104)
>     #6 0x7f13b973b1eb in pjsip_endpt_send_response2 (/usr/lib/libpjsip.so.2+0x1c1eb)
>     #7 0x7f13b589f424 in authenticate res_pjsip/pjsip_distributor.c:317
>     #8 0x7f13b973833a in pjsip_endpt_process_rx_data (/usr/lib/libpjsip.so.2+0x1933a)
>     #9 0x7f13b589e0dc in distribute res_pjsip/pjsip_distributor.c:348
>     #10 0x7c9a37 in ast_taskprocessor_execute /home/obs/asterisk-13.3.2/main/taskprocessor.c:769
>     #11 0x7d9a50 in threadpool_execute /home/obs/asterisk-13.3.2/main/threadpool.c:351
>     #12 0x7dce68 in worker_active /home/obs/asterisk-13.3.2/main/threadpool.c:1075
>     #13 0x7dca5c in worker_start /home/obs/asterisk-13.3.2/main/threadpool.c:995
>     #14 0x7f9646 in dummy_start /home/obs/asterisk-13.3.2/main/utils.c:1232
>     #15 0x31a3e079d0 in start_thread (/lib64/libpthread.so.0+0x31a3e079d0)
>     #16 0x31a36e88fc in clone (/lib64/libc.so.6+0x31a36e88fc)
> 0x612000156f94 is located 106790068246580 bytes inside
> {code}



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