diff options
| author | Koop Mast <kwm@FreeBSD.org> | 2015-07-22 12:03:22 +0000 |
|---|---|---|
| committer | Koop Mast <kwm@FreeBSD.org> | 2015-07-22 12:03:22 +0000 |
| commit | 58d7a21386b8fca13c7def7046913db734147d23 (patch) | |
| tree | 197e87b1308d6383f3144f4a45410364a1d7b648 /graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c | |
| parent | Add gdk-pixbuf2 vulnability. (diff) | |
Fix heap overflow vulnability.
Be more careful about integer overflow.
While here: fix possible divide-by-zero.
Notified by: feld@
MFH: 2015Q3
Diffstat (limited to 'graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c')
| -rw-r--r-- | graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c b/graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c new file mode 100644 index 000000000000..b62f8fc62666 --- /dev/null +++ b/graphics/gdk-pixbuf2/files/patch-gdk-pixbuf_gdk-pixbuf-loader.c @@ -0,0 +1,25 @@ +From 74c418ba2e41ab9e2287420378a6192788b1fab6 Mon Sep 17 00:00:00 2001 +From: Sarita Rawat <sarita.rawat@samsung.com> +Date: Fri, 5 Jun 2015 06:56:00 +0000 +Subject: Avoid a possible divide-by-zero + +Pointed out in + +https://bugzilla.gnome.org/show_bug.cgi?id=750440 + +diff --git a/gdk-pixbuf/gdk-pixbuf-loader.c b/gdk-pixbuf/gdk-pixbuf-loader.c +index 65845ed..668b703 100644 +--- gdk-pixbuf/gdk-pixbuf-loader.c ++++ gdk-pixbuf/gdk-pixbuf-loader.c +@@ -330,7 +330,7 @@ gdk_pixbuf_loader_prepare (GdkPixbuf *pixbuf, + else + anim = gdk_pixbuf_non_anim_new (pixbuf); + +- if (priv->needs_scale) { ++ if (priv->needs_scale && width != 0 && height != 0) { + priv->animation = GDK_PIXBUF_ANIMATION (_gdk_pixbuf_scaled_anim_new (anim, + (double) priv->width / width, + (double) priv->height / height, +-- +cgit v0.10.2 + |