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Date: Tue, 26 Jul 2016 21:32:03 -0400 (EDT)
From: cve-assign@...re.org
To: hanno@...eck.de
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: Use after free in my_login() function of DBD::mysql (Perl module)
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> https://blog.fuzzing-project.org/50-Use-after-free-in-my_login-function-of-DBDmysql-Perl-module.html
>
> DBD::mysql versions 4.033 and earlier have a use after free bug in the
> my_login() function. DBD::mysql is a Perl module providing bindings to
> the mysql database. The issue was fixed in version 4.034.
>
> https://github.com/perl5-dbi/DBD-mysql/pull/45
>> When my_login fails the code tries to call mysql_errno on the mysql
>> connection. However my_login has already free'd that connection
>> variable, therefore causing a use-after-free error.
>>
>> This patch changes that so that the free happens after the call to the
>> error functions.
>>
>> https://github.com/perl5-dbi/DBD-mysql/commit/cf0aa7751f6ef8445e9310a64b14dc81460ca156
Use CVE-2015-8949.
- --
CVE Assignment Team
M/S M300, 202 Burlington Road, Bedford, MA 01730 USA
[ A PGP key is available for encrypted communications at
http://cve.mitre.org/cve/request_id.html ]
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