Revert "gdk-pixbuf: CVE-2021-46829 a heap-based buffer overflow"

CVE will be fixed in subsequent stable release update

This reverts commit 978bc910ac326e34ec4f99c4645a80ed09c65407.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 0 insertions, 62 deletions

diff --git a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf/CVE-2021-46829.patch b/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf/CVE-2021-46829.patch
deleted file mode 100644
index 82ceae6348..0000000000
--- a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf/CVE-2021-46829.patch
+++ /dev/null
@@ -1,61 +0,0 @@
-From dc296a24862c2bcfbfbd642abbb4826ec282f0a1 Mon Sep 17 00:00:00 2001
-From: Hitendra Prajapati <hprajapati@mvista.com>
-Date: Mon, 8 Aug 2022 17:28:21 +0530
-Subject: [PATCH] CVE-2021-46829
-
-Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/commit/5398f04d772f7f8baf5265715696ed88db0f0512]
-CVE: CVE-2021-46829
-Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
----
- gdk-pixbuf/io-gif-animation.c | 21 +++++++++++++--------
- 1 file changed, 13 insertions(+), 8 deletions(-)
-
-diff --git a/gdk-pixbuf/io-gif-animation.c b/gdk-pixbuf/io-gif-animation.c
-index 8335cdd..71d9265 100644
---- a/gdk-pixbuf/io-gif-animation.c
-+++ b/gdk-pixbuf/io-gif-animation.c
-@@ -369,7 +369,7 @@ composite_frame (GdkPixbufGifAnim *anim, GdkPixbufFrame *frame)
-         for (i = 0; i < n_indexes; i++) {
-                 guint8 index = index_buffer[i];
-                 guint x, y;
--                int offset;
-+                gsize offset;
- 
-                 if (index == frame->transparent_index)
-                         continue;
-@@ -379,11 +379,13 @@ composite_frame (GdkPixbufGifAnim *anim, GdkPixbufFrame *frame)
-                 if (x >= anim->width || y >= anim->height)
-                         continue;
- 
--                offset = y * gdk_pixbuf_get_rowstride (anim->last_frame_data) + x * 4;
--                pixels[offset + 0] = frame->color_map[index * 3 + 0];
--                pixels[offset + 1] = frame->color_map[index * 3 + 1];
--                pixels[offset + 2] = frame->color_map[index * 3 + 2];
--                pixels[offset + 3] = 255;
-+                if (g_size_checked_mul (&offset, gdk_pixbuf_get_rowstride (anim->last_frame_data), y) &&
-+                    g_size_checked_add (&offset, offset, x * 4)) {
-+                        pixels[offset + 0] = frame->color_map[index * 3 + 0];
-+                        pixels[offset + 1] = frame->color_map[index * 3 + 1];
-+                        pixels[offset + 2] = frame->color_map[index * 3 + 2];
-+                        pixels[offset + 3] = 255;
-+                }
-         }
- 
- out:
-@@ -448,8 +450,11 @@ gdk_pixbuf_gif_anim_iter_get_pixbuf (GdkPixbufAnimationIter *anim_iter)
-                         x_end = MIN (anim->last_frame->x_offset + anim->last_frame->width, anim->width);
-                         y_end = MIN (anim->last_frame->y_offset + anim->last_frame->height, anim->height);
-                         for (y = anim->last_frame->y_offset; y < y_end; y++) {
--                                guchar *line = pixels + y * gdk_pixbuf_get_rowstride (anim->last_frame_data) + anim->last_frame->x_offset * 4;
--                                memset (line, 0, (x_end - anim->last_frame->x_offset) * 4);
-+                                gsize offset;
-+                                if (g_size_checked_mul (&offset, gdk_pixbuf_get_rowstride (anim->last_frame_data), y) &&
-+                                    g_size_checked_add (&offset, offset, anim->last_frame->x_offset * 4)) {
-+                                         memset (pixels + offset, 0, (x_end - anim->last_frame->x_offset) * 4);
-+                                }
-                         }
-                         break;
-                 case GDK_PIXBUF_FRAME_REVERT:
--- 
-2.25.1
-
diff --git a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.42.6.bb b/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.42.6.bb
index b5ff29b5e3..55c16e4d66 100644
--- a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.42.6.bb
+++ b/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.42.6.bb
@@ -21,7 +21,6 @@ SRC_URI = "${GNOME_MIRROR}/${BPN}/${MAJ_VER}/${BPN}-${PV}.tar.xz \
            file://run-ptest \
            file://fatal-loader.patch \
            file://0001-Add-use_prebuilt_tools-option.patch \
-           file://CVE-2021-46829.patch \
            "
 
 SRC_URI[sha256sum] = "c4a6b75b7ed8f58ca48da830b9fa00ed96d668d3ab4b1f723dcf902f78bde77f"