[Libreoffice-commits] core.git: Branch 'libreoffice-6-0' - vcl/source

[Caolán McNamara]

 vcl/source/fontsubset/sft.cxx |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

New commits:
commit c666621f8635d7814fc6e05169cbac0a49b67f71
Author: Caolán McNamara <caol...@redhat.com>
Date:   Wed Feb 7 16:51:32 2018 +0000

    what matters is the availability of the last element, not the first
    
    Change-Id: I23d3abdbe62b735d66261fb337613da88cc4206b
    Reviewed-on: https://gerrit.libreoffice.org/49379
    Tested-by: Jenkins <c...@libreoffice.org>
    Reviewed-by: Michael Stahl <mst...@redhat.com>

diff --git a/vcl/source/fontsubset/sft.cxx b/vcl/source/fontsubset/sft.cxx
index b66324a5a730..d69a6132d938 100644
--- a/vcl/source/fontsubset/sft.cxx
+++ b/vcl/source/fontsubset/sft.cxx
@@ -2433,7 +2433,8 @@ void GetTTGlobalFontInfo(TrueTypeFont *ttf, 
TTGlobalFontInfo *info)
     info->symbolEncoded = (ttf->cmapType == CMAP_MS_Symbol);
 
     const sal_uInt8* table = getTable(ttf, O_OS2);
-    if (table) {
+    sal_uInt32 table_size = getTableSize(ttf, O_OS2);
+    if (table && table_size >= 42) {
         info->weight = GetUInt16(table, 4);
         info->width  = GetUInt16(table, 6);
 
@@ -2441,7 +2442,7 @@ void GetTTGlobalFontInfo(TrueTypeFont *ttf, 
TTGlobalFontInfo *info)
          * Microsoft old (78 bytes long) and Microsoft new (86 bytes long,)
          * Apple's documentation recommends looking at the table length.
          */
-        if (getTableSize(ttf, O_OS2) > 68) {
+        if (table_size >= 78) {
             info->typoAscender = XUnits(UPEm,GetInt16(table, 68));
             info->typoDescender = XUnits(UPEm, GetInt16(table, 70));
             info->typoLineGap = XUnits(UPEm, GetInt16(table, 72));
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