linux-kernel - RE: [PATCH v2] [hv] storvsc: Payload buffer incorrectly sized for 32 bit kernels.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 30 Nov 2016 06:17:26 +0000
From:   KY Srinivasan <kys@...rosoft.com>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>,
        Cathy Avery <cavery@...hat.com>
CC:     Haiyang Zhang <haiyangz@...rosoft.com>,
        "jejb@...ux.vnet.ibm.com" <jejb@...ux.vnet.ibm.com>,
        "devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>
Subject: RE: [PATCH v2] [hv] storvsc: Payload buffer incorrectly sized for 32
 bit kernels.



> -----Original Message-----
> From: Martin K. Petersen [mailto:martin.petersen@...cle.com]
> Sent: Tuesday, November 29, 2016 8:58 AM
> To: Cathy Avery <cavery@...hat.com>
> Cc: KY Srinivasan <kys@...rosoft.com>; Haiyang Zhang
> <haiyangz@...rosoft.com>; jejb@...ux.vnet.ibm.com;
> martin.petersen@...cle.com; devel@...uxdriverproject.org; linux-
> kernel@...r.kernel.org; linux-scsi@...r.kernel.org
> Subject: Re: [PATCH v2] [hv] storvsc: Payload buffer incorrectly sized for 32
> bit kernels.
> 
> >>>>> "Cathy" == Cathy Avery <cavery@...hat.com> writes:
> 
> Cathy> On a 32 bit kernel sizeof(void *) is not 64 bits as hv_mpb_array
> Cathy> requires. Also the buffer needs to be cleared or the upper bytes
> Cathy> will contain junk.
> 
> K.Y.: Please review!

Done.

K. Y
> 
> --
> Martin K. Petersen	Oracle Linux Engineering