[asterisk-bugs] [JIRA] (ASTERISK-28696) PJSIP exception when parsing 'Via' header

[Linus Holzmann (JIRA)]

Linus Holzmann created ASTERISK-28696:
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             Summary: PJSIP exception when parsing 'Via' header
                 Key: ASTERISK-28696
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-28696
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: Channels/chan_pjsip
    Affects Versions: 16.2.1
         Environment: Asterisk 16.2.1~dfsg-1+deb10u1
Linux raspberrypi 4.19.75-v8+ #1270 SMP PREEMPT Tue Sep 24 18:59:17 BST 2019 aarch64 GNU/Linux
            Reporter: Linus Holzmann


On a register attemp, the server response throws a exception in the parsing of IPv6 opening bracket of "received=[" line.
effectively turning Registration Status Rejected.
same configuration works fine on IPv4 (dual stack sip server)

[2020-01-16 00:26:19] ERROR[2031] pjproject: sip_transport. Error processing 682 bytes packet from TCP ffff:ffff:ffff::fff:5060 : PJSIP syntax error exception when parsing 'Via' header on line 2 col 142:
SIP/2.0 401 Unauthorized
Via: SIP/2.0/TCP [ffff:ffff:ffff:f:ffff:ffff:ffff:ffff]:5060;rport=42469;branch=z1hG4bKPj324aeb17-bce0-4d10-778f-274e41430b5b;alias;received=[ffff:ffff:ffff:f:ffff:ffff:ffff:ffff]
From: ....



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