Index: third_party/libopenjpeg20/0001-image-data.patch |
diff --git a/third_party/libopenjpeg20/0001-image-data.patch b/third_party/libopenjpeg20/0001-image-data.patch |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5ae0149538c276fc2b3f0bcdf31ca7675e399332 |
--- /dev/null |
+++ b/third_party/libopenjpeg20/0001-image-data.patch |
@@ -0,0 +1,26 @@ |
+diff --git a/third_party/libopenjpeg20/j2k.c b/third_party/libopenjpeg20/j2k.c |
+index e612d06..d515798 100644 |
+--- a/third_party/libopenjpeg20/j2k.c |
++++ b/third_party/libopenjpeg20/j2k.c |
+@@ -8148,11 +8148,16 @@ static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, |
+ |
+ /* Allocate output component buffer if necessary */ |
+ if (!l_img_comp_dest->data) { |
+- |
+- l_img_comp_dest->data = (OPJ_INT32*) opj_calloc((OPJ_SIZE_T)l_img_comp_dest->w * (OPJ_SIZE_T)l_img_comp_dest->h, sizeof(OPJ_INT32)); |
+- if (! l_img_comp_dest->data) { |
+- return OPJ_FALSE; |
+- } |
++ OPJ_UINT32 width = l_img_comp_dest->w; |
++ OPJ_UINT32 height = l_img_comp_dest->h; |
++ const OPJ_UINT32 MAX_SIZE = UINT32_MAX / sizeof(OPJ_INT32); |
++ if (height == 0 || width > MAX_SIZE / height) { |
++ return OPJ_FALSE; |
++ } |
++ l_img_comp_dest->data = (OPJ_INT32*)opj_calloc(width * height, sizeof(OPJ_INT32)); |
++ if (!l_img_comp_dest->data) { |
++ return OPJ_FALSE; |
++ } |
+ } |
+ |
+ /* Copy info from decoded comp image to output image */ |