linux-kernel - Re: out of range LBA using sg

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] [day] [month] [year] [list]

Message-ID: <yq1d1dr1dvl.fsf@oracle.com>
Date:   Wed, 08 Mar 2017 19:40:30 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Kashyap Desai <kashyap.desai@...adcom.com>
Cc:     "Martin K. Petersen" <martin.petersen@...cle.com>,
        Christoph Hellwig <hch@...radead.org>,
        linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: out of range LBA using sg_raw

>>>>> "Kashyap" == Kashyap Desai <kashyap.desai@...adcom.com> writes:

Kashyap,

Kashyap> Agree on this point. I am planning to study all possible such
Kashyap> sanity in driver for VD and not trying to fix one specific
Kashyap> scenario as described here.  Do you think fix in this area is
Kashyap> good for kernel-stable as well OR just keep in linux-next as it
Kashyap> is not so severe considering real time exposure ?  Trying to
Kashyap> understand priority and severity of this issue.

Since you're presumably only handling reads and writes in the fast path,
I assume the sanity checking will be fairly simple and thus a candidate
for stable.

-- 
Martin K. Petersen	Oracle Linux Engineering