[asterisk-bugs] [JIRA] (ASTERISK-26373) Crash issue in ast_format_cap_append_from_cap of format_cap.c

[Denis S.Davydov (JIRA)]

Denis S.Davydov created ASTERISK-26373:
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             Summary: Crash issue in ast_format_cap_append_from_cap of format_cap.c
                 Key: ASTERISK-26373
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-26373
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
    Affects Versions: 13.11.2
         Environment: Virtual Machine on ESXi6 (VM Version 11, 4vCPU, 16Gb RAM), OS: CentOS release 6.8 (Final) x86_84
            Reporter: Denis S.Davydov


Segmentation fault in ast_format_cap_append_from_cap.

{code}
Program terminated with signal 11, Segmentation fault.
#0  0x0000000000526f83 in ast_format_cap_append_from_cap (dst=0x7fa731384ab0, src=0x7fa6d5098350, type=AST_MEDIA_TYPE_UNKNOWN) at format_cap.c:308
308			struct format_cap_framed *framed = AST_VECTOR_GET(&src->preference_order, idx);
#0  0x0000000000526f83 in ast_format_cap_append_from_cap (dst=0x7fa731384ab0, src=0x7fa6d5098350, type=AST_MEDIA_TYPE_UNKNOWN) at format_cap.c:308
        __idx = 0
        framed = 0x7fa6d512f190
        idx = 0
        res = 0
#1  0x00000000004c2e53 in ast_request (type=0x7fa6e1854580 "SIP", request_cap=0x7fa6d5098350, assignedids=0x0, requestor=0x7fa6d54b3068, addr=0x7fa6e1854584 "3112", cause=0x7fa6e1854680) at channel.c:6068
        tmp_cap = 0x7fa7313bf700
        tmp_fmt = 0xbc67d0
        best_audio_fmt = 0xbc67d0
        joint_cap = 0x7fa731384ab0
        chan = 0x17a62c0
        c = 0x7fa6e1855fc0
        res = 0
        foo = 32679
        __PRETTY_FUNCTION__ = "ast_request"
{code}

backtrace.txt and full.txt are in attachment.

I can give you configuration snippet by your request. Compiled flags on my Asterisk-PBX is DONT_OPTIMIZE, COMPILE_DOUBLE, LOADABLE_MODULES, BETTER_BACKTRACES, MALLOC_DEBUG, BULD_NATIVE. Mmlog useless, there's nothing.



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