linux-kernel - Re: [PATCH RFC] mm: protect suid binaries against rowhammer with copy-on-read mappings

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 for Android: free password hash cracker in your pocket

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

Date:	Thu, 19 Mar 2015 14:04:24 +0100
From:	Vlastimil Babka <vbabka@...e.cz>
To:	Konstantin Khlebnikov <khlebnikov@...dex-team.ru>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	Konstantin Khlebnikov <koct9i@...il.com>
CC:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andy Lutomirski <luto@...capital.net>
Subject: Re: [PATCH RFC] mm: protect suid binaries against rowhammer with
 copy-on-read mappings

On 03/18/2015 12:41 PM, Konstantin Khlebnikov wrote:
> On 18.03.2015 12:57, Kirill A. Shutemov wrote:
>>
>> I don't think it worth it. The only right way to fix the problem is ECC
>> memory.
>>
> 
> ECC seems good protection until somebody figure out how to break it too.

I doubt that kind of attitude can get us very far. If we can't trust the
hardware, we lose sooner or later.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/