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From: Jonathan Nieder <jrnieder@gmail.com>
To: Ramkumar Ramachandra <artagnon@gmail.com>
Cc: Junio C Hamano <gitster@pobox.com>, Git List <git@vger.kernel.org>
Subject: Re: [PATCH 2/5] revert: make commit subjects in insn sheet optional
Date: Wed, 7 Dec 2011 01:02:24 -0600	[thread overview]
Message-ID: <20111207070223.GC11737@elie.hsd1.il.comcast.net> (raw)
In-Reply-To: <1323239877-24101-3-git-send-email-artagnon@gmail.com>

Ramkumar Ramachandra wrote:

> Change the instruction sheet format subtly so that the subject of the
> commit message that follows the object name is optional.  As a result,
> an instruction sheet like this is now perfectly valid:
>
>   pick 35b0426
>   pick fbd5bbcbc2e
>   pick 7362160f
>
> While at it, also fix a bug: currently, we use a commit-id-shaped
> buffer to store the word after "pick" in '.git/sequencer/todo'.  This
> is both wasteful and wrong because it places an artificial limit on
> the line length.  Eliminate the need for the buffer altogether, and
> add a test demonstrating this.
>
> [jc: simplify parsing]

Reading the above does not make it at all obvious that I should want
to apply this patch because otherwise my prankster friend can cause my
copy of git to crash or run arbitrary code by putting a long commit
name in .git/sequencer/todo in our NFS-mounted shared checkout.

(Yes, I know there are other problems with such a setup, especially if
.git/hooks or .git/config is writable by untrusted people.  So it is
not actually a security bug, but a robustness one.)

  reply	other threads:[~2011-12-07  7:02 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-07  6:37 [PATCH 0/5] Re-roll rr/revert-cherry-pick Ramkumar Ramachandra
2011-12-07  6:37 ` [PATCH 1/5] revert: free msg in format_todo() Ramkumar Ramachandra
2011-12-07  6:43   ` Jonathan Nieder
2011-12-07  6:37 ` [PATCH 2/5] revert: make commit subjects in insn sheet optional Ramkumar Ramachandra
2011-12-07  7:02   ` Jonathan Nieder [this message]
2011-12-09  5:57     ` Ramkumar Ramachandra
2011-12-09  6:12       ` Ramkumar Ramachandra
2011-12-09 19:35       ` Jonathan Nieder
2011-12-09 19:44         ` Ramkumar Ramachandra
2011-12-09 19:50           ` Jonathan Nieder
2011-12-09 22:30             ` Ramkumar Ramachandra
2011-12-07  6:37 ` [PATCH 3/5] revert: simplify getting commit subject in format_todo() Ramkumar Ramachandra
2011-12-07  7:06   ` Jonathan Nieder
2011-12-07  6:37 ` [PATCH 4/5] revert: allow mixed pick and revert instructions Ramkumar Ramachandra
2011-12-07  7:45   ` Jonathan Nieder
2011-12-09  5:34     ` Ramkumar Ramachandra
2011-12-07  6:37 ` [PATCH 5/5] revert: simplify communicating command-line arguments Ramkumar Ramachandra
2011-12-07  8:09   ` Jonathan Nieder
2011-12-07  8:17 ` [PATCH 0/5] Re-roll rr/revert-cherry-pick Jonathan Nieder
2011-12-07  8:26   ` Ramkumar Ramachandra
2011-12-07  9:56     ` Jonathan Nieder
2011-12-07  8:28   ` Jonathan Nieder
2011-12-08 18:41   ` Junio C Hamano

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