[asterisk-bugs] [JIRA] (ASTERISK-28854) SIGSEGV when pjsip show history encounters IPV6 address

[Friendly Automation (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-28854?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=250712#comment-250712 ] 

Friendly Automation commented on ASTERISK-28854:
------------------------------------------------

Change 14398 merged by Kevin Harwell:
res_pjsip_history.c: Fix to stop SIGSEGV when IPv6 addresses are encountered.

[https://gerrit.asterisk.org/c/asterisk/+/14398|https://gerrit.asterisk.org/c/asterisk/+/14398]

> SIGSEGV when pjsip show history encounters IPV6 address
> -------------------------------------------------------
>
>                 Key: ASTERISK-28854
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-28854
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Resources/res_pjsip
>    Affects Versions: 17.3.0
>         Environment: Linux
>            Reporter: Roger James
>            Severity: Trivial
>              Labels: patch
>         Attachments: 0001-IPV6-address-fix.patch
>
>
> In  res_pjsip_history.c
> {noformat}
> /*! \brief An item in the history */
> struct pjsip_history_entry {
> ...
> /*! \brief Source address */
> pj_sockaddr_in src; This is only long enough to hold an ipv4 address
> 	/*! \brief Destination address */
> 	pj_sockaddr_in dst; Same herw
>        ...
> };
> {noformat}
> Calls like these oveflow the fields when an IPV6 address is encountered.
> {noformat}
> /*! \brief PJSIP callback when a SIP message is transmitted */
> static pj_status_t history_on_tx_msg(pjsip_tx_data *tdata)
> {
>         struct pjsip_history_entry *entry;
>         ...
>         pj_sockaddr_cp(&entry->src, &tdata->tp_info.transport->local_addr);
>         pj_sockaddr_cp(&entry->dst, &tdata->tp_info.dst_addr);
> {noformat}
> Result SIGSEGV.
> *EDIT*: Removed inline patch



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