[asterisk-bugs] [JIRA] (ASTERISK-26208) pjproject: Use after free when sending packet

[Joshua Colp (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-26208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joshua Colp updated ASTERISK-26208:
-----------------------------------

    Assignee: Badalian Vyacheslav  (was: Unassigned)
      Status: Waiting for Feedback  (was: Triage)

Console output would also be useful when this showed up to know what was going on at the time. It's not exactly clear what could have been used after being freed.

> pjproject: Use after free when sending packet
> ---------------------------------------------
>
>                 Key: ASTERISK-26208
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-26208
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: pjproject/pjsip
>    Affects Versions: 13.9.1
>            Reporter: Badalian Vyacheslav
>            Assignee: Badalian Vyacheslav
>            Severity: Minor
>
> {code}
> ==25874==ERROR: AddressSanitizer: heap-use-after-free on address 0x6170018a3404 at pc 0x7fc299b098dd bp 0x7fc27ec1cb20 sp 0x7fc27ec1cb10
> READ of size 4 at 0x6170018a3404 thread T65
>     #0 0x7fc299b098dc in ast_rtp_on_ice_tx_pkt /root/asterisk-13.9.1/res/res_rtp_asterisk.c:1777
>     #1 0x7fc2b062154e in on_stun_send_msg (/lib/libpjnath.so.2+0x854e)
>     #2 0x7fc2b062d382 in pj_stun_session_send_msg (/lib/libpjnath.so.2+0x14382)
>     #3 0x7fc2b062120b in ice_keep_alive (/lib/libpjnath.so.2+0x820b)
>     #4 0x7fc2b0621f95 in on_timer (/lib/libpjnath.so.2+0x8f95)
>     #5 0x7fc2af3fe4be in pj_timer_heap_poll (/lib/libpj.so.2+0x1e4be)
>     #6 0x7fc299b09025 in timer_worker_thread /root/asterisk-13.9.1/res/res_rtp_asterisk.c:1817
>     #7 0x7fc2af3ef0d5 in thread_main (/lib/libpj.so.2+0xf0d5)
>     #8 0x7fc2b755edc4 in start_thread (/lib64/libpthread.so.0+0x7dc4)
>     #9 0x7fc2b683e28c in clone (/lib64/libc.so.6+0xf628c)
> {code}



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