diff --git a/BUILD.gn b/BUILD.gn
index 380eee9..eecdb5a 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1687,6 +1687,7 @@
     "core/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp",
     "core/fpdfapi/fpdf_render/fpdf_render_loadimage_embeddertest.cpp",
     "core/fpdfapi/fpdf_render/fpdf_render_pattern_embeddertest.cpp",
+    "core/fxge/ge/fx_ge_text_embeddertest.cpp",
     "fpdfsdk/fpdf_dataavail_embeddertest.cpp",
     "fpdfsdk/fpdfdoc_embeddertest.cpp",
     "fpdfsdk/fpdfedit_embeddertest.cpp",
diff --git a/core/fxge/ge/fx_ge_text.cpp b/core/fxge/ge/fx_ge_text.cpp
index 44ab9f7..e074fa4 100644
--- a/core/fxge/ge/fx_ge_text.cpp
+++ b/core/fxge/ge/fx_ge_text.cpp
@@ -4,6 +4,8 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include <limits>
+
 #include "core/fxcodec/include/fx_codec.h"
 #include "core/fxge/ge/fx_text_int.h"
 #include "core/fxge/include/fx_freetype.h"
@@ -1567,10 +1569,14 @@
       skew = pSubstFont->m_ItalicAngle;
     }
     if (skew) {
-      // skew is nonpositive so -skew is used as the index.
-      skew = -skew <= static_cast<int>(ANGLESKEW_ARRAY_SIZE)
-                 ? -58
-                 : -g_AngleSkew[-skew];
+      // |skew| is nonpositive so |-skew| is used as the index. We need to make
+      // sure |skew| != INT_MIN since -INT_MIN is undefined.
+      if (skew <= 0 && skew != std::numeric_limits<int>::min() &&
+          static_cast<size_t>(-skew) < ANGLESKEW_ARRAY_SIZE) {
+        skew = -g_AngleSkew[-skew];
+      } else {
+        skew = -58;
+      }
       if (pFont->IsVertical())
         ft_matrix.yx += ft_matrix.yy * skew / 100;
       else
@@ -1833,10 +1839,14 @@
   if (m_pSubstFont) {
     if (m_pSubstFont->m_ItalicAngle) {
       int skew = m_pSubstFont->m_ItalicAngle;
-      // skew is nonpositive so -skew is used as the index.
-      skew = -skew <= static_cast<int>(ANGLESKEW_ARRAY_SIZE)
-                 ? -58
-                 : -g_AngleSkew[-skew];
+      // |skew| is nonpositive so |-skew| is used as the index. We need to make
+      // sure |skew| != INT_MIN since -INT_MIN is undefined.
+      if (skew <= 0 && skew != std::numeric_limits<int>::min() &&
+          static_cast<size_t>(-skew) < ANGLESKEW_ARRAY_SIZE) {
+        skew = -g_AngleSkew[-skew];
+      } else {
+        skew = -58;
+      }
       if (m_bVertical)
         ft_matrix.yx += ft_matrix.yy * skew / 100;
       else
diff --git a/core/fxge/ge/fx_ge_text_embeddertest.cpp b/core/fxge/ge/fx_ge_text_embeddertest.cpp
new file mode 100644
index 0000000..045b6dc
--- /dev/null
+++ b/core/fxge/ge/fx_ge_text_embeddertest.cpp
@@ -0,0 +1,18 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "testing/embedder_test.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+class FXGETextEmbedderTest : public EmbedderTest {};
+
+TEST_F(FXGETextEmbedderTest, BadItalic) {
+  // Shouldn't crash.
+  EXPECT_TRUE(OpenDocument("bug_601362.pdf"));
+  FPDF_PAGE page = LoadPage(0);
+  EXPECT_NE(nullptr, page);
+  FPDF_BITMAP bitmap = RenderPage(page);
+  FPDFBitmap_Destroy(bitmap);
+  UnloadPage(page);
+}
diff --git a/pdfium.gyp b/pdfium.gyp
index 02a6f1e..1738430 100644
--- a/pdfium.gyp
+++ b/pdfium.gyp
@@ -972,6 +972,7 @@
         'core/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp',
         'core/fpdfapi/fpdf_render/fpdf_render_loadimage_embeddertest.cpp',
         'core/fpdfapi/fpdf_render/fpdf_render_pattern_embeddertest.cpp',
+        'core/fxge/ge/fx_ge_text_embeddertest.cpp',
         'fpdfsdk/fpdf_dataavail_embeddertest.cpp',
         'fpdfsdk/fpdfdoc_embeddertest.cpp',
         'fpdfsdk/fpdfedit_embeddertest.cpp',
diff --git a/testing/resources/bug_601362.pdf b/testing/resources/bug_601362.pdf
new file mode 100644
index 0000000..d21a834
--- /dev/null
+++ b/testing/resources/bug_601362.pdf
@@ -0,0 +1,105 @@
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