diff --git a/print/freetype2/Makefile b/print/freetype2/Makefile index 6af782d4f7ee..492cbaae6aa5 100644 --- a/print/freetype2/Makefile +++ b/print/freetype2/Makefile @@ -8,6 +8,7 @@ PORTNAME= freetype2 PORTVERSION= 2.3.9 +PORTREVISION= 1 CATEGORIES= print MASTER_SITES= ${MASTER_SITE_SOURCEFORGE:S,%SUBDIR%,freetype,} \ http://sunsite.cnlab-switch.ch/ftp/mirror/freetype/%SUBDIR%/ \ diff --git a/print/freetype2/files/patch-src-cff_cffload.c b/print/freetype2/files/patch-src-cff_cffload.c new file mode 100644 index 000000000000..33d8a99d8800 --- /dev/null +++ b/print/freetype2/files/patch-src-cff_cffload.c @@ -0,0 +1,47 @@ +diff --git a/src/cff/cffload.c b/src/cff/cffload.c +index 22163fb..24b899d 100644 +--- src/cff/cffload.c ++++ src/cff/cffload.c +@@ -842,7 +842,20 @@ + goto Exit; + + for ( j = 1; j < num_glyphs; j++ ) +- charset->sids[j] = FT_GET_USHORT(); ++ { ++ FT_UShort sid = FT_GET_USHORT(); ++ ++ ++ /* this constant is given in the CFF specification */ ++ if ( sid < 65000 ) ++ charset->sids[j] = sid; ++ else ++ { ++ FT_ERROR(( "cff_charset_load:" ++ " invalid SID value %d set to zero\n", sid )); ++ charset->sids[j] = 0; ++ } ++ } + + FT_FRAME_EXIT(); + } +@@ -875,6 +888,20 @@ + goto Exit; + } + ++ /* check whether the range contains at least one valid glyph; */ ++ /* the constant is given in the CFF specification */ ++ if ( glyph_sid >= 65000 ) { ++ FT_ERROR(( "cff_charset_load: invalid SID range\n" )); ++ error = CFF_Err_Invalid_File_Format; ++ goto Exit; ++ } ++ ++ /* try to rescue some of the SIDs if `nleft' is too large */ ++ if ( nleft > 65000 - 1 || glyph_sid >= 65000 - nleft ) { ++ FT_ERROR(( "cff_charset_load: invalid SID range trimmed\n" )); ++ nleft = 65000 - 1 - glyph_sid; ++ } ++ + /* Fill in the range of sids -- `nleft + 1' glyphs. */ + for ( i = 0; j < num_glyphs && i <= nleft; i++, j++, glyph_sid++ ) + charset->sids[j] = glyph_sid; diff --git a/print/freetype2/files/patch-src-lzw_ftzopen.c b/print/freetype2/files/patch-src-lzw_ftzopen.c new file mode 100644 index 000000000000..8f8de1f14622 --- /dev/null +++ b/print/freetype2/files/patch-src-lzw_ftzopen.c @@ -0,0 +1,14 @@ +diff --git a/src/lzw/ftzopen.c b/src/lzw/ftzopen.c +index fc78315..c0483de 100644 +--- src/lzw/ftzopen.c ++++ src/lzw/ftzopen.c +@@ -332,6 +332,9 @@ + + while ( code >= 256U ) + { ++ if ( !state->prefix ) ++ goto Eof; ++ + FTLZW_STACK_PUSH( state->suffix[code - 256] ); + code = state->prefix[code - 256]; + } diff --git a/print/freetype2/files/patch-src-sfnt_ttcmap.c b/print/freetype2/files/patch-src-sfnt_ttcmap.c new file mode 100644 index 000000000000..ce5c717eb915 --- /dev/null +++ b/print/freetype2/files/patch-src-sfnt_ttcmap.c @@ -0,0 +1,52 @@ +diff --git a/src/sfnt/ttcmap.c b/src/sfnt/ttcmap.c +index 6830391..1bd2ce7 100644 +--- src/sfnt/ttcmap.c ++++ src/sfnt/ttcmap.c +@@ -1635,7 +1635,7 @@ + FT_INVALID_TOO_SHORT; + + length = TT_NEXT_ULONG( p ); +- if ( table + length > valid->limit || length < 8208 ) ++ if ( length > (FT_UInt32)( valid->limit - table ) || length < 8192 + 16 ) + FT_INVALID_TOO_SHORT; + + is32 = table + 12; +@@ -1863,7 +1863,8 @@ + p = table + 16; + count = TT_NEXT_ULONG( p ); + +- if ( table + length > valid->limit || length < 20 + count * 2 ) ++ if ( length > (FT_ULong)( valid->limit - table ) || ++ length < 20 + count * 2 ) + FT_INVALID_TOO_SHORT; + + /* check glyph indices */ +@@ -2048,7 +2049,8 @@ + p = table + 12; + num_groups = TT_NEXT_ULONG( p ); + +- if ( table + length > valid->limit || length < 16 + 12 * num_groups ) ++ if ( length > (FT_ULong)( valid->limit - table ) || ++ length < 16 + 12 * num_groups ) + FT_INVALID_TOO_SHORT; + + /* check groups, they must be in increasing order */ +@@ -2429,7 +2431,8 @@ + FT_ULong num_selectors = TT_NEXT_ULONG( p ); + + +- if ( table + length > valid->limit || length < 10 + 11 * num_selectors ) ++ if ( length > (FT_ULong)( valid->limit - table ) || ++ length < 10 + 11 * num_selectors ) + FT_INVALID_TOO_SHORT; + + /* check selectors, they must be in increasing order */ +@@ -2491,7 +2494,7 @@ + FT_ULong i, lastUni = 0; + + +- if ( ndp + numMappings * 4 > valid->limit ) ++ if ( numMappings * 4 > (FT_ULong)( valid->limit - ndp ) ) + FT_INVALID_TOO_SHORT; + + for ( i = 0; i < numMappings; ++i ) diff --git a/print/freetype2/files/patch-src-smooth_ftsmooth.c b/print/freetype2/files/patch-src-smooth_ftsmooth.c new file mode 100644 index 000000000000..ce0f3622bb5a --- /dev/null +++ b/print/freetype2/files/patch-src-smooth_ftsmooth.c @@ -0,0 +1,27 @@ +diff --git a/src/smooth/ftsmooth.c b/src/smooth/ftsmooth.c +index a6db504..cacc490 100644 +--- src/smooth/ftsmooth.c ++++ src/smooth/ftsmooth.c +@@ -153,7 +153,7 @@ + slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP; + } + +- /* allocate new one, depends on pixel format */ ++ /* allocate new one */ + pitch = width; + if ( hmul ) + { +@@ -194,6 +194,13 @@ + + #endif + ++ if ( pitch > 0xFFFF || height > 0xFFFF ) ++ { ++ FT_ERROR(( "ft_smooth_render_generic: glyph too large: %d x %d\n", ++ width, height )); ++ return Smooth_Err_Raster_Overflow; ++ } ++ + bitmap->pixel_mode = FT_PIXEL_MODE_GRAY; + bitmap->num_grays = 256; + bitmap->width = width;