I'm not familiar with this code at all, but the diff below would be
enough to keep libfreetype from the immediate crash. However, we'd need
the font file to be sure that it wouldn't crash somewhere a little more
down the execution path.
diff -Nurp freetype-2.4.8.orig/src/autofit/afcjk.c
freetype-2.4.8/src/autofit/afcjk.c
--- freetype-2.4.8.orig/src/autofit/afcjk.c 2012-04-20 18:28:29.935273458
-0500
+++ freetype-2.4.8/src/autofit/afcjk.c 2012-04-20 18:32:44.215279502 -0500
@@ -1115,7 +1115,7 @@
else
edge2 = seg2->edge;
- if ( is_serif )
+ if ( is_serif && edge2 )
{
edge->serif = edge2;
edge2->flags |= AF_EDGE_SERIF;
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https://bugs.launchpad.net/bugs/984541
Title:
compiz crashed with SIGSEGV in af_cjk_hints_compute_edges()
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