From: Andi Kleen <ak@suse.de>
To: mikpe@csd.uu.se
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH][2.4.21-pre6] update x86_64 for kernel_thread change
Date: 02 Apr 2003 22:00:09 +0200 [thread overview]
Message-ID: <1049313611.10051.72.camel@averell> (raw)
In-Reply-To: <16011.16021.699436.97176@gargle.gargle.HOWL>
On Wed, 2003-04-02 at 21:48, mikpe@csd.uu.se wrote:
> Andi Kleen writes:
> > On Wed, 2003-04-02 at 21:18, Mikael Pettersson wrote:
> > > Building an x86_64 kernel from 2.4.21-pre6 results in two linkage
> > > errors due to the recent kernel_thread to arch_kernel_thread name change.
> > > This patch updates x86_64 for that change.
> >
> > You need more changes to fix the ptrace hole completely.
>
> More generic fixes or more x86_64-specific fixes?
x86-64 specific fixes. It was not calling the ptrace permission checking
functions correctly. Also the 32bit ptrace emulation had another
security hole.
See the changelog for arch/x86_64/kernel/ptrace.c and
arch/x86_64/ia32/ptrace32.c in x86-64.org CVS
-Andi
prev parent reply other threads:[~2003-04-02 19:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-02 19:18 Mikael Pettersson
2003-04-02 19:33 ` Andi Kleen
2003-04-02 19:48 ` mikpe
2003-04-02 20:00 ` Andi Kleen [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1049313611.10051.72.camel@averell \
--to=ak@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=mikpe@csd.uu.se \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome