[asterisk-bugs] [JIRA] (ASTERISK-27241) libc segfault upon entry into app_directory

[Sean Bright (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-27241?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Bright updated ASTERISK-27241:
-----------------------------------

    Attachment: 0001-app_directory-Handle-a-NULL-mailbox-without-crashing.patch

Proposed patch

> libc segfault upon entry into app_directory
> -------------------------------------------
>
>                 Key: ASTERISK-27241
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-27241
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Applications/app_directory
>    Affects Versions: 13.17.1
>         Environment: Tested on fresh installs of debian 8 and debian 9, using .deb install and installing from source
>            Reporter: David Moore
>            Severity: Critical
>         Attachments: 0001-app_directory-Handle-a-NULL-mailbox-without-crashing.patch, core-brief.txt, core-full.txt, core-locks.txt, core-thread1.txt
>
>
> backtrace will be attached shortly
> asterisk realtime environment with odbc voicemail storage, attempting to upgrade from 13.4, not making any config changes - using official mysql odbc libs
> i dial in to our asterisk server, i hear a Playback() and then i hit a WaitExten() and I press 1 to enter app_directory - asterisk segfaults reliably every single time
> [ 1240.827310] asterisk[10983]: segfault at 0 ip 00007f3894626c3a sp 00007f38939bd308 error 4 in libc-2.19.so[7f38945a5000+1a1000]



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