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-rw-r--r--meta-oe/recipes-support/opencv/opencv/CVE-2017-14136.patch288
1 files changed, 0 insertions, 288 deletions
diff --git a/meta-oe/recipes-support/opencv/opencv/CVE-2017-14136.patch b/meta-oe/recipes-support/opencv/opencv/CVE-2017-14136.patch
deleted file mode 100644
index 7ad50a2d2..000000000
--- a/meta-oe/recipes-support/opencv/opencv/CVE-2017-14136.patch
+++ /dev/null
@@ -1,288 +0,0 @@
1Upstream-Status: Backport [https://github.com/opencv/opencv/pull/9448/commits/aacae20]
2
3Backport patch to fix CVE-2017-14136.
4
5Ref: https://github.com/opencv/opencv/issues/9443
6
7Signed-off-by: Kai Kang <kai.kang@windriver.com>
8---
9From aacae2065744adb05e858d327198c7bbe7f452b0 Mon Sep 17 00:00:00 2001
10From: Alexander Alekhin <alexander.alekhin@intel.com>
11Date: Wed, 23 Aug 2017 15:15:27 +0300
12Subject: [PATCH] imgcodesc: fix code problems with integer overflow / address
13 arithmetic / UB
14
15---
16 modules/imgcodecs/src/grfmt_bmp.cpp | 8 ++---
17 modules/imgcodecs/src/grfmt_exr.cpp | 10 +++----
18 modules/imgcodecs/src/grfmt_jpeg.cpp | 2 +-
19 modules/imgcodecs/src/grfmt_jpeg2000.cpp | 6 ++--
20 modules/imgcodecs/src/grfmt_pam.cpp | 2 +-
21 modules/imgcodecs/src/grfmt_sunras.cpp | 6 ++--
22 modules/imgcodecs/src/utils.cpp | 51 +++++++++++++++++++-------------
23 modules/imgcodecs/src/utils.hpp | 2 ++
24 8 files changed, 50 insertions(+), 37 deletions(-)
25
26diff --git a/modules/imgcodecs/src/grfmt_bmp.cpp b/modules/imgcodecs/src/grfmt_bmp.cpp
27index 257f97c2d8b..69768e276a3 100644
28--- a/modules/imgcodecs/src/grfmt_bmp.cpp
29+++ b/modules/imgcodecs/src/grfmt_bmp.cpp
30@@ -193,7 +193,7 @@ bool BmpDecoder::readHeader()
31 bool BmpDecoder::readData( Mat& img )
32 {
33 uchar* data = img.ptr();
34- int step = (int)img.step;
35+ int step = validateToInt(img.step);
36 bool color = img.channels() > 1;
37 uchar gray_palette[256] = {0};
38 bool result = false;
39@@ -206,7 +206,7 @@ bool BmpDecoder::readData( Mat& img )
40
41 if( m_origin == IPL_ORIGIN_BL )
42 {
43- data += (m_height - 1)*step;
44+ data += (m_height - 1)*(size_t)step;
45 step = -step;
46 }
47
48@@ -530,7 +530,7 @@ bool BmpEncoder::write( const Mat& img, const std::vector<int>& )
49 int bitmapHeaderSize = 40;
50 int paletteSize = channels > 1 ? 0 : 1024;
51 int headerSize = 14 /* fileheader */ + bitmapHeaderSize + paletteSize;
52- int fileSize = fileStep*height + headerSize;
53+ size_t fileSize = (size_t)fileStep*height + headerSize;
54 PaletteEntry palette[256];
55
56 if( m_buf )
57@@ -540,7 +540,7 @@ bool BmpEncoder::write( const Mat& img, const std::vector<int>& )
58 strm.putBytes( fmtSignBmp, (int)strlen(fmtSignBmp) );
59
60 // write file header
61- strm.putDWord( fileSize ); // file size
62+ strm.putDWord( validateToInt(fileSize) ); // file size
63 strm.putDWord( 0 );
64 strm.putDWord( headerSize );
65
66diff --git a/modules/imgcodecs/src/grfmt_exr.cpp b/modules/imgcodecs/src/grfmt_exr.cpp
67index 0d2ae9fa7d2..78ffe6c7668 100644
68--- a/modules/imgcodecs/src/grfmt_exr.cpp
69+++ b/modules/imgcodecs/src/grfmt_exr.cpp
70@@ -195,7 +195,7 @@ bool ExrDecoder::readData( Mat& img )
71 bool color = img.channels() > 1;
72
73 uchar* data = img.ptr();
74- int step = img.step;
75+ size_t step = img.step;
76 bool justcopy = m_native_depth;
77 bool chromatorgb = false;
78 bool rgbtogray = false;
79@@ -203,8 +203,8 @@ bool ExrDecoder::readData( Mat& img )
80 FrameBuffer frame;
81 int xsample[3] = {1, 1, 1};
82 char *buffer;
83- int xstep;
84- int ystep;
85+ size_t xstep = 0;
86+ size_t ystep = 0;
87
88 xstep = m_native_depth ? 4 : 1;
89
90@@ -593,7 +593,7 @@ bool ExrEncoder::write( const Mat& img, const std::vector<int>& )
91 bool issigned = depth == CV_8S || depth == CV_16S || depth == CV_32S;
92 bool isfloat = depth == CV_32F || depth == CV_64F;
93 depth = CV_ELEM_SIZE1(depth)*8;
94- const int step = img.step;
95+ const size_t step = img.step;
96
97 Header header( width, height );
98 Imf::PixelType type;
99@@ -623,7 +623,7 @@ bool ExrEncoder::write( const Mat& img, const std::vector<int>& )
100 FrameBuffer frame;
101
102 char *buffer;
103- int bufferstep;
104+ size_t bufferstep;
105 int size;
106 if( type == FLOAT && depth == 32 )
107 {
108diff --git a/modules/imgcodecs/src/grfmt_jpeg.cpp b/modules/imgcodecs/src/grfmt_jpeg.cpp
109index ce942ca1995..caf768d2569 100644
110--- a/modules/imgcodecs/src/grfmt_jpeg.cpp
111+++ b/modules/imgcodecs/src/grfmt_jpeg.cpp
112@@ -396,7 +396,7 @@ int my_jpeg_load_dht (struct jpeg_decompress_struct *info, unsigned char *dht,
113 bool JpegDecoder::readData( Mat& img )
114 {
115 volatile bool result = false;
116- int step = (int)img.step;
117+ size_t step = img.step;
118 bool color = img.channels() > 1;
119
120 if( m_state && m_width && m_height )
121diff --git a/modules/imgcodecs/src/grfmt_jpeg2000.cpp b/modules/imgcodecs/src/grfmt_jpeg2000.cpp
122index 950ec21375f..24dfb38bb9d 100644
123--- a/modules/imgcodecs/src/grfmt_jpeg2000.cpp
124+++ b/modules/imgcodecs/src/grfmt_jpeg2000.cpp
125@@ -156,7 +156,7 @@ bool Jpeg2KDecoder::readData( Mat& img )
126 bool result = false;
127 int color = img.channels() > 1;
128 uchar* data = img.ptr();
129- int step = (int)img.step;
130+ size_t step = img.step;
131 jas_stream_t* stream = (jas_stream_t*)m_stream;
132 jas_image_t* image = (jas_image_t*)m_image;
133
134@@ -252,9 +252,9 @@ bool Jpeg2KDecoder::readData( Mat& img )
135 if( !jas_image_readcmpt( image, cmptlut[i], 0, 0, xend / xstep, yend / ystep, buffer ))
136 {
137 if( img.depth() == CV_8U )
138- result = readComponent8u( data + i, buffer, step, cmptlut[i], maxval, offset, ncmpts );
139+ result = readComponent8u( data + i, buffer, validateToInt(step), cmptlut[i], maxval, offset, ncmpts );
140 else
141- result = readComponent16u( ((unsigned short *)data) + i, buffer, step / 2, cmptlut[i], maxval, offset, ncmpts );
142+ result = readComponent16u( ((unsigned short *)data) + i, buffer, validateToInt(step / 2), cmptlut[i], maxval, offset, ncmpts );
143 if( !result )
144 {
145 i = ncmpts;
146diff --git a/modules/imgcodecs/src/grfmt_pam.cpp b/modules/imgcodecs/src/grfmt_pam.cpp
147index 11195dc342c..8eb9e012309 100644
148--- a/modules/imgcodecs/src/grfmt_pam.cpp
149+++ b/modules/imgcodecs/src/grfmt_pam.cpp
150@@ -479,7 +479,7 @@ bool PAMDecoder::readData( Mat& img )
151 {
152 uchar* data = img.ptr();
153 int target_channels = img.channels();
154- int imp_stride = (int)img.step;
155+ size_t imp_stride = img.step;
156 int sample_depth = CV_ELEM_SIZE1(m_type);
157 int src_elems_per_row = m_width*m_channels;
158 int src_stride = src_elems_per_row*sample_depth;
159diff --git a/modules/imgcodecs/src/grfmt_sunras.cpp b/modules/imgcodecs/src/grfmt_sunras.cpp
160index aca9b369318..6d448f94ed3 100644
161--- a/modules/imgcodecs/src/grfmt_sunras.cpp
162+++ b/modules/imgcodecs/src/grfmt_sunras.cpp
163@@ -160,7 +160,7 @@ bool SunRasterDecoder::readData( Mat& img )
164 {
165 int color = img.channels() > 1;
166 uchar* data = img.ptr();
167- int step = (int)img.step;
168+ size_t step = img.step;
169 uchar gray_palette[256] = {0};
170 bool result = false;
171 int src_pitch = ((m_width*m_bpp + 7)/8 + 1) & -2;
172@@ -308,11 +308,11 @@ bool SunRasterDecoder::readData( Mat& img )
173 code = m_strm.getByte();
174
175 if( color )
176- data = FillUniColor( data, line_end, step, width3,
177+ data = FillUniColor( data, line_end, validateToInt(step), width3,
178 y, m_height, len,
179 m_palette[code] );
180 else
181- data = FillUniGray( data, line_end, step, width3,
182+ data = FillUniGray( data, line_end, validateToInt(step), width3,
183 y, m_height, len,
184 gray_palette[code] );
185 if( y >= m_height )
186diff --git a/modules/imgcodecs/src/utils.cpp b/modules/imgcodecs/src/utils.cpp
187index 2ee5bafc712..474dae008ca 100644
188--- a/modules/imgcodecs/src/utils.cpp
189+++ b/modules/imgcodecs/src/utils.cpp
190@@ -42,6 +42,13 @@
191 #include "precomp.hpp"
192 #include "utils.hpp"
193
194+int validateToInt(size_t sz)
195+{
196+ int valueInt = (int)sz;
197+ CV_Assert((size_t)valueInt == sz);
198+ return valueInt;
199+}
200+
201 #define SCALE 14
202 #define cR (int)(0.299*(1 << SCALE) + 0.5)
203 #define cG (int)(0.587*(1 << SCALE) + 0.5)
204@@ -537,23 +544,25 @@ uchar* FillColorRow1( uchar* data, uchar* indices, int len, PaletteEntry* palett
205 {
206 uchar* end = data + len*3;
207
208+ const PaletteEntry p0 = palette[0], p1 = palette[1];
209+
210 while( (data += 24) < end )
211 {
212 int idx = *indices++;
213- *((PaletteEntry*)(data - 24)) = palette[(idx & 128) != 0];
214- *((PaletteEntry*)(data - 21)) = palette[(idx & 64) != 0];
215- *((PaletteEntry*)(data - 18)) = palette[(idx & 32) != 0];
216- *((PaletteEntry*)(data - 15)) = palette[(idx & 16) != 0];
217- *((PaletteEntry*)(data - 12)) = palette[(idx & 8) != 0];
218- *((PaletteEntry*)(data - 9)) = palette[(idx & 4) != 0];
219- *((PaletteEntry*)(data - 6)) = palette[(idx & 2) != 0];
220- *((PaletteEntry*)(data - 3)) = palette[(idx & 1) != 0];
221+ *((PaletteEntry*)(data - 24)) = (idx & 128) ? p1 : p0;
222+ *((PaletteEntry*)(data - 21)) = (idx & 64) ? p1 : p0;
223+ *((PaletteEntry*)(data - 18)) = (idx & 32) ? p1 : p0;
224+ *((PaletteEntry*)(data - 15)) = (idx & 16) ? p1 : p0;
225+ *((PaletteEntry*)(data - 12)) = (idx & 8) ? p1 : p0;
226+ *((PaletteEntry*)(data - 9)) = (idx & 4) ? p1 : p0;
227+ *((PaletteEntry*)(data - 6)) = (idx & 2) ? p1 : p0;
228+ *((PaletteEntry*)(data - 3)) = (idx & 1) ? p1 : p0;
229 }
230
231- int idx = indices[0] << 24;
232+ int idx = indices[0];
233 for( data -= 24; data < end; data += 3, idx += idx )
234 {
235- PaletteEntry clr = palette[idx < 0];
236+ const PaletteEntry clr = (idx & 128) ? p1 : p0;
237 WRITE_PIX( data, clr );
238 }
239
240@@ -565,23 +574,25 @@ uchar* FillGrayRow1( uchar* data, uchar* indices, int len, uchar* palette )
241 {
242 uchar* end = data + len;
243
244+ const uchar p0 = palette[0], p1 = palette[1];
245+
246 while( (data += 8) < end )
247 {
248 int idx = *indices++;
249- *((uchar*)(data - 8)) = palette[(idx & 128) != 0];
250- *((uchar*)(data - 7)) = palette[(idx & 64) != 0];
251- *((uchar*)(data - 6)) = palette[(idx & 32) != 0];
252- *((uchar*)(data - 5)) = palette[(idx & 16) != 0];
253- *((uchar*)(data - 4)) = palette[(idx & 8) != 0];
254- *((uchar*)(data - 3)) = palette[(idx & 4) != 0];
255- *((uchar*)(data - 2)) = palette[(idx & 2) != 0];
256- *((uchar*)(data - 1)) = palette[(idx & 1) != 0];
257+ *((uchar*)(data - 8)) = (idx & 128) ? p1 : p0;
258+ *((uchar*)(data - 7)) = (idx & 64) ? p1 : p0;
259+ *((uchar*)(data - 6)) = (idx & 32) ? p1 : p0;
260+ *((uchar*)(data - 5)) = (idx & 16) ? p1 : p0;
261+ *((uchar*)(data - 4)) = (idx & 8) ? p1 : p0;
262+ *((uchar*)(data - 3)) = (idx & 4) ? p1 : p0;
263+ *((uchar*)(data - 2)) = (idx & 2) ? p1 : p0;
264+ *((uchar*)(data - 1)) = (idx & 1) ? p1 : p0;
265 }
266
267- int idx = indices[0] << 24;
268+ int idx = indices[0];
269 for( data -= 8; data < end; data++, idx += idx )
270 {
271- data[0] = palette[idx < 0];
272+ data[0] = (idx & 128) ? p1 : p0;
273 }
274
275 return data;
276diff --git a/modules/imgcodecs/src/utils.hpp b/modules/imgcodecs/src/utils.hpp
277index cab10609db2..7af4c6174ee 100644
278--- a/modules/imgcodecs/src/utils.hpp
279+++ b/modules/imgcodecs/src/utils.hpp
280@@ -42,6 +42,8 @@
281 #ifndef _UTILS_H_
282 #define _UTILS_H_
283
284+int validateToInt(size_t step);
285+
286 struct PaletteEntry
287 {
288 unsigned char b, g, r, a;
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