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[bug#27805] [PATCH] gnu: perl-dbd-mysql: Fix CVE-2017-10788.
From: |
Kei Kebreau |
Subject: |
[bug#27805] [PATCH] gnu: perl-dbd-mysql: Fix CVE-2017-10788. |
Date: |
Mon, 24 Jul 2017 18:07:25 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) |
Leo Famulari <address@hidden> writes:
> On Mon, Jul 24, 2017 at 02:31:44PM -0400, Kei Kebreau wrote:
>> * gnu/packages/patches/perl-dbd-mysql-CVE-2017-10788.patch: New file.
>> * gnu/local.mk (dist_patch_DATA): Add it.
>> * gnu/packages/databases.scm (perl-dbd-mysql)[source]: Use it.
>
> Thanks!
>
>> diff --git
>> a/gnu/packages/patches/perl-dbd-mysql-CVE-2017-10788.patch
>> b/gnu/packages/patches/perl-dbd-mysql-CVE-2017-10788.patch
>> new file mode 100644
>> index 000000000..344f2d803
>> --- /dev/null
>> +++ b/gnu/packages/patches/perl-dbd-mysql-CVE-2017-10788.patch
>> @@ -0,0 +1,51 @@
>> +From 9ce10cfae7138c37c3a0cb2ba2a1d682482943d0 Mon Sep 17 00:00:00 2001
>> +From: Pali <address@hidden>
>> +Date: Sun, 25 Jun 2017 10:07:39 +0200
>> +Subject: [PATCH] Fix use-after-free after calling mysql_stmt_close()
>> +
>> +Ignore return value from mysql_stmt_close() and also its error message
>> +because it points to freed memory after mysql_stmt_close() was called.
>
> Can you add a link to the MITRE page for this CVE (and any other pages
> you think are relevant) and to the source of this patch?
>
Done! FYI, this patch is tentative (i.e. not merged upstream as of
yet). It seems to do the right thing, but I'm not quite sure, as I'm not
an experienced C programmer, nor am I a user of this package.
> Check 'gnu/packages/patches/wget-CVE-2017-6508.patch' for an example if
> you are unsure.
>
> There is also CVE-2017-10789. I'm not sure if there is a fix merged
> upstream yet:
>
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=2017-10789
There was a fix that was merged and later reverted in the latest
version, 4.043.
How does the attached patch look?
0001-gnu-perl-dbd-mysql-Fix-CVE-2017-10788.patch
Description: Text document
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