>From 71ff3cebfee8b393ecb7eff4d4d12167efb59b27 Mon Sep 17 00:00:00 2001 From: Alberto Garcia Date: Thu, 17 Jun 2010 11:28:17 +0200 Subject: [PATCH] Bug 621814 - Crash in Lookup_MarkMarkPos() --- pango/opentype/harfbuzz-gpos.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/pango/opentype/harfbuzz-gpos.c b/pango/opentype/harfbuzz-gpos.c index c78dcba..668a7d0 100644 --- a/pango/opentype/harfbuzz-gpos.c +++ b/pango/opentype/harfbuzz-gpos.c @@ -2990,6 +2990,9 @@ static HB_Error Lookup_MarkMarkPos( GPOS_Instance* gpi, j--; } + if ( i > buffer->in_pos ) + return HB_Err_Not_Covered; + error = _HB_OPEN_Coverage_Index( &mmp->Mark2Coverage, IN_GLYPH( j ), &mark2_index ); if ( error ) -- 1.5.6.5