[asterisk-bugs] [JIRA] (ASTERISK-27225) Crash when freeing dtls_cfg->cafile

[Friendly Automation (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-27225?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=238459#comment-238459 ] 

Friendly Automation commented on ASTERISK-27225:
------------------------------------------------

Change 6381 merged by Jenkins2:
rtp_engine: Prevent possible double free with DTLS config

[https://gerrit.asterisk.org/6381|https://gerrit.asterisk.org/6381]

> Crash when freeing dtls_cfg->cafile
> -----------------------------------
>
>                 Key: ASTERISK-27225
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-27225
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Core/RTP
>    Affects Versions: 14.6.0
>         Environment: CentOS 7
>            Reporter: Richard Kenner
>            Assignee: Unassigned
>
> I got a crash in free() from:
> {noformat}
> #4  0x000000000059f1b0 in ast_rtp_dtls_cfg_free (
>     dtls_cfg=dtls_cfg at entry=0x1cbd6b8) at rtp_engine.c:2781
> 2781            ast_free(dtls_cfg->cafile);
> (gdb) print dtls_cfg->cafile
> $1 = 0x1cbe880 ""
> {noformat}
> This looks like it's trying to free something that wasn't malloc'ed.



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