oss-security - Re: CVE request: kernel: flat: fix uninitialized ptr with shared libs

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Date: Wed, 19 Aug 2009 08:19:37 +0800
From: Eugene Teo <eugene@...hat.com>
To: oss-security@...ts.openwall.com
CC: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request: kernel: flat: fix uninitialized ptr
 with shared libs

Steven M. Christey wrote:
> Use CVE-2009-2845, to be filled in soon.

This has been assigned CVE-2009-2768. Duplicate CVE.

Thanks, Eugene

> On Thu, 13 Aug 2009, Eugene Teo wrote:
> 
>> The new credentials code broke load_flat_shared_library() as it now uses
>> an uninitialised cred pointer, leading to a NULL pointer dereference.
>> This can be triggered by running a shared flat binary.
>>
>> kernel/cred.c was introduced in v2.6.29-rc1 IIRC.
>>
>> Upstream commit:
>> http://git.kernel.org/linus/3440625d78711bee41a84cf29c3d8c579b522666
>>
>> References:
>> http://lkml.org/lkml/2009/6/22/91
>> http://thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905
>>
>> Thanks, Eugene
>>

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