diff options
Diffstat (limited to 'meta/recipes-graphics/harfbuzz/harfbuzz/CVE-2022-33068.patch')
-rw-r--r-- | meta/recipes-graphics/harfbuzz/harfbuzz/CVE-2022-33068.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-graphics/harfbuzz/harfbuzz/CVE-2022-33068.patch b/meta/recipes-graphics/harfbuzz/harfbuzz/CVE-2022-33068.patch new file mode 100644 index 0000000000..931b9abe1e --- /dev/null +++ b/meta/recipes-graphics/harfbuzz/harfbuzz/CVE-2022-33068.patch @@ -0,0 +1,35 @@ +From 62e803b36173fd096d7ad460dd1d1db9be542593 Mon Sep 17 00:00:00 2001 +From: Behdad Esfahbod <behdad@behdad.org> +Date: Wed, 1 Jun 2022 07:38:21 -0600 +Subject: [PATCH] [sbix] Limit glyph extents + +Fixes https://github.com/harfbuzz/harfbuzz/issues/3557 + +Upstream-Status: Backport [https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593] +CVE:CVE-2022-33068 +Signed-off-by: Wentao Zhang<Wentao.Zhang@windriver.com> + +--- + src/hb-ot-color-sbix-table.hh | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/src/hb-ot-color-sbix-table.hh b/src/hb-ot-color-sbix-table.hh +index 9741ebd45..6efae43cd 100644 +--- a/src/hb-ot-color-sbix-table.hh ++++ b/src/hb-ot-color-sbix-table.hh +@@ -298,6 +298,12 @@ struct sbix + + const PNGHeader &png = *blob->as<PNGHeader>(); + ++ if (png.IHDR.height >= 65536 | png.IHDR.width >= 65536) ++ { ++ hb_blob_destroy (blob); ++ return false; ++ } ++ + extents->x_bearing = x_offset; + extents->y_bearing = png.IHDR.height + y_offset; + extents->width = png.IHDR.width; +-- +2.25.1 + |