[asterisk-bugs] [JIRA] (ASTERISK-27498) ice candidate parser

[Matt Fredrickson (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-27498?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=240942#comment-240942 ] 

Matt Fredrickson commented on ASTERISK-27498:
---------------------------------------------

Good find!  As this shouldn't be too difficult to change, we would love to see you or someone else get a patch in for this.  See the previous comment for details on how to get started with the patch contribution process.

> ice candidate parser
> --------------------
>
>                 Key: ASTERISK-27498
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-27498
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_sip/General
>    Affects Versions: 13.18.2
>            Reporter: Michele Prà
>            Severity: Minor
>
>  https://tools.ietf.org/html/rfc5245#section-15.1
> rfc for candidate reporting that foundation can be 1*32ice-char but asterisk parser limit to 31 char 
> sscanf(a, "candidate: %31s %30u %3s %30u %23s %30u typ %5s %*s %23s %*s %30u", foundation, &candidate.id, transport,
>  (unsigned*) & candidate.priority, address, &port, cand_type, relay_address, &relay_port)
> it's easy to fix in chan_sip.c in method process_sdp_a_ice



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