[cairo-bugs] [Bug 47245] Stack smashing in composite_boxes (trigger segfault if built with stack protector)

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Mar 12 11:39:24 PDT 2012


Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

--- Comment #1 from Chris Wilson <chris at chris-wilson.co.uk> 2012-03-12 11:39:24 PDT ---
I was not able to reproduce that on master. Judging from the trace, I believe
the fix is

commit 300e32a4a9d79c26077f33e9b67bad2106071849
Author: Seongwon Cho <seongwon1.cho at samsung.com>
Date:   Wed Feb 29 18:59:34 2012 +0900

    mono-scan-convertor: Include space for the closing span

    When estimating the maximum number of spans required for a particular
    width, we need to include a closing span.

    Reviewed-by: Zhigang Gong <zhigang.gong at linux.intel.com>
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

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