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authorLei Zhang <thestig@chromium.org>2014-06-09 12:16:58 -0700
committerLei Zhang <thestig@chromium.org>2014-06-09 12:16:58 -0700
commit9364d22602a3db1e8f25b3e14310948857f2b54d (patch)
treebbaa5f75a7d48c1a2806067132e8ea5bfc3ae982 /core/src/fxge/ge
parent0db35e84407fe41f1ba9c19628a9fcfc9cc8f462 (diff)
downloadpdfium-9364d22602a3db1e8f25b3e14310948857f2b54d.tar.xz
Fix a crash when parsing truetype fonts without any tables.
BUG=chromium:381011 R=bo_xu@foxitsoftware.com Review URL: https://codereview.chromium.org/317203003
Diffstat (limited to 'core/src/fxge/ge')
-rw-r--r--core/src/fxge/ge/fx_ge_fontmap.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/core/src/fxge/ge/fx_ge_fontmap.cpp b/core/src/fxge/ge/fx_ge_fontmap.cpp
index 8c2751d84a..1b47f1ff14 100644
--- a/core/src/fxge/ge/fx_ge_fontmap.cpp
+++ b/core/src/fxge/ge/fx_ge_fontmap.cpp
@@ -1428,6 +1428,9 @@ void CFX_FolderFontInfo::ReportFace(CFX_ByteString& path, FXSYS_FILE* pFile, FX_
}
FX_DWORD nTables = GET_TT_SHORT(buffer + 4);
CFX_ByteString tables = _FPDF_ReadStringFromFile(pFile, nTables * 16);
+ if (tables.IsEmpty()) {
+ return;
+ }
CFX_ByteString names = _FPDF_LoadTableFromTT(pFile, tables, nTables, 0x6e616d65);
CFX_ByteString facename = _FPDF_GetNameFromTT(names, 1);
CFX_ByteString style = _FPDF_GetNameFromTT(names, 2);