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SUSE:SLE-12-SP1:Update
freetype2.449
CVE-2014-9656.patch
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File CVE-2014-9656.patch of Package freetype2.449
From f0292bb9920aa1dbfed5f53861e7c7a89b35833a Mon Sep 17 00:00:00 2001 From: Werner Lemberg <wl@gnu.org> Date: Mon, 24 Nov 2014 09:51:21 +0000 Subject: [sfnt] Fix Savannah bug #43680. This adds an additional constraint to make the fix from 2013-01-25 really work. * src/sfnt/ttsbit.c (tt_sbit_decoder_load_image) <index_format==4>: Check `p' before `num_glyphs'. --- diff --git a/src/sfnt/ttsbit.c b/src/sfnt/ttsbit.c index b37bd7d..c2db96c 100644 --- a/src/sfnt/ttsbit.c +++ b/src/sfnt/ttsbit.c @@ -1170,7 +1170,8 @@ num_glyphs = FT_NEXT_ULONG( p ); /* overflow check for p + ( num_glyphs + 1 ) * 4 */ - if ( num_glyphs > (FT_ULong)( ( ( p_limit - p ) >> 2 ) - 1 ) ) + if ( p + 4 > p_limit || + num_glyphs > (FT_ULong)( ( ( p_limit - p ) >> 2 ) - 1 ) ) goto NoBitmap; for ( mm = 0; mm < num_glyphs; mm++ ) -- cgit v0.9.0.2
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