linux-kernel - Re: [PATCH 2/2] string: teach strnstr() to not search past NUL-terminator

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]

Message-ID: <b8bf37781001180710s197e8601r49c94e67f1f5d98@mail.gmail.com>
Date:	Mon, 18 Jan 2010 13:10:35 -0200
From:	André Goddard Rosa <andre.goddard@...il.com>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	Alex Riesen <raa.lkml@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 2/2] string: teach strnstr() to not search past 
	NUL-terminator

On Sun, Jan 17, 2010 at 11:47 PM, Li Zefan <lizf@...fujitsu.com> wrote:
> André Goddard Rosa wrote:
>> As noticed by Alex Riesen at:
>> http://marc.info/?l=linux-kernel&m=126364040821071&w=2
>>
> Please don't make this change, it's the user's responsibility
> to make sure @len won't exceed @s1's length.
>
> All the string functions of "n" version should work when
> @s1 is not null-terminated, so don't call strlen() on @s1.

Fair enough, agreed.

Thank you,
André
--
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/