From: Mingli Yu <mingli...@windriver.com>

check return value in gdImageBmpPtr

Signed-off-by: Mingli Yu <mingli...@windriver.com>
---
 .../gd/gd/CVE-2018-1000222.patch              | 82 +++++++++++++++++++
 meta-oe/recipes-support/gd/gd_2.2.5.bb        |  1 +
 2 files changed, 83 insertions(+)
 create mode 100644 meta-oe/recipes-support/gd/gd/CVE-2018-1000222.patch

diff --git a/meta-oe/recipes-support/gd/gd/CVE-2018-1000222.patch 
b/meta-oe/recipes-support/gd/gd/CVE-2018-1000222.patch
new file mode 100644
index 000000000..25924d1aa
--- /dev/null
+++ b/meta-oe/recipes-support/gd/gd/CVE-2018-1000222.patch
@@ -0,0 +1,82 @@
+From 4b1e18a00ce7c4b7e6919c3b3109a034393b805a Mon Sep 17 00:00:00 2001
+From: Mike Frysinger <vap...@gentoo.org>
+Date: Sat, 14 Jul 2018 13:54:08 -0400
+Subject: [PATCH] bmp: check return value in gdImageBmpPtr
+
+Closes #447.
+
+(cherry picked from commit ac16bdf2d41724b5a65255d4c28fb0ec46bc42f5)
+
+Upstream-Status: Backport 
[https://github.com/libgd/libgd/commit/4b1e18a00ce7c4b7e6919c3b3109a034393b805a]
+CVE: CVE-2018-1000222
+Signed-off-by: Mingli Yu <mingli...@windriver.com>
+---
+ src/gd_bmp.c | 17 ++++++++++++++---
+ 1 file changed, 14 insertions(+), 3 deletions(-)
+
+diff --git a/src/gd_bmp.c b/src/gd_bmp.c
+index ccafdcd..d625da1 100644
+--- a/src/gd_bmp.c
++++ b/src/gd_bmp.c
+@@ -48,6 +48,8 @@ static int bmp_read_4bit(gdImagePtr im, gdIOCtxPtr infile, 
bmp_info_t *info, bmp
+ static int bmp_read_8bit(gdImagePtr im, gdIOCtxPtr infile, bmp_info_t *info, 
bmp_hdr_t *header);
+ static int bmp_read_rle(gdImagePtr im, gdIOCtxPtr infile, bmp_info_t *info);
+ 
++static int _gdImageBmpCtx(gdImagePtr im, gdIOCtxPtr out, int compression);
++
+ #define BMP_DEBUG(s)
+ 
+ static int gdBMPPutWord(gdIOCtx *out, int w)
+@@ -88,8 +90,10 @@ BGD_DECLARE(void *) gdImageBmpPtr(gdImagePtr im, int *size, 
int compression)
+       void *rv;
+       gdIOCtx *out = gdNewDynamicCtx(2048, NULL);
+       if (out == NULL) return NULL;
+-      gdImageBmpCtx(im, out, compression);
+-      rv = gdDPExtractData(out, size);
++      if (!_gdImageBmpCtx(im, out, compression))
++              rv = gdDPExtractData(out, size);
++      else
++              rv = NULL;
+       out->gd_free(out);
+       return rv;
+ }
+@@ -142,6 +146,11 @@ BGD_DECLARE(void) gdImageBmp(gdImagePtr im, FILE 
*outFile, int compression)
+               compression - whether to apply RLE or not.
+ */
+ BGD_DECLARE(void) gdImageBmpCtx(gdImagePtr im, gdIOCtxPtr out, int 
compression)
++{
++      _gdImageBmpCtx(im, out, compression);
++}
++
++static int _gdImageBmpCtx(gdImagePtr im, gdIOCtxPtr out, int compression)
+ {
+       int bitmap_size = 0, info_size, total_size, padding;
+       int i, row, xpos, pixel;
+@@ -149,6 +158,7 @@ BGD_DECLARE(void) gdImageBmpCtx(gdImagePtr im, gdIOCtxPtr 
out, int compression)
+       unsigned char *uncompressed_row = NULL, *uncompressed_row_start = NULL;
+       FILE *tmpfile_for_compression = NULL;
+       gdIOCtxPtr out_original = NULL;
++      int ret = 1;
+ 
+       /* No compression if its true colour or we don't support seek */
+       if (im->trueColor) {
+@@ -326,6 +336,7 @@ BGD_DECLARE(void) gdImageBmpCtx(gdImagePtr im, gdIOCtxPtr 
out, int compression)
+               out_original = NULL;
+       }
+ 
++      ret = 0;
+ cleanup:
+       if (tmpfile_for_compression) {
+ #ifdef _WIN32
+@@ -339,7 +350,7 @@ cleanup:
+       if (out_original) {
+               out_original->gd_free(out_original);
+       }
+-      return;
++      return ret;
+ }
+ 
+ static int compress_row(unsigned char *row, int length)
+-- 
+2.17.1
+
diff --git a/meta-oe/recipes-support/gd/gd_2.2.5.bb 
b/meta-oe/recipes-support/gd/gd_2.2.5.bb
index 62d0df008..548d2c578 100644
--- a/meta-oe/recipes-support/gd/gd_2.2.5.bb
+++ b/meta-oe/recipes-support/gd/gd_2.2.5.bb
@@ -15,6 +15,7 @@ DEPENDS = "freetype libpng jpeg zlib tiff"
 
 SRC_URI = "git://github.com/libgd/libgd.git;branch=GD-2.2 \
            
file://0001-annotate.c-gdft.c-Replace-strncpy-with-memccpy-to-fi.patch \
+           file://CVE-2018-1000222.patch \
           "
 
 SRCREV = "8255231b68889597d04d451a72438ab92a405aba"
-- 
2.17.1

-- 
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