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pango: fix CVE-2019-1010238

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(From OE-Core rev: 20b23cb40917b1c83b862817b13f0eefc8fa7a64)

Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
(cherry picked from commit 65631a048f57965745dc8cc23cb80c4c3a71ba94)
[Fix up for thud context]
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Anuj Mittal
2019-08-19 21:47:09 +08:00
committed by Richard Purdie
parent 65ba01d602
commit d8b63d9ad6
2 changed files with 41 additions and 1 deletions
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38
meta/recipes-graphics/pango/pango/CVE-2019-1010238.patch Normal file
View File

@@ -0,0 +1,38 @@
From 490f8979a260c16b1df055eab386345da18a2d54 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Wed, 10 Jul 2019 20:26:23 -0400
Subject: [PATCH] bidi: Be safer against bad input
Don't run off the end of an array that we
allocated to certain length.
Closes: https://gitlab.gnome.org/GNOME/pango/issues/342
Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/pango/commit/490f8979a260c16b1df055eab386345da18a2d54]
CVE: CVE-2019-1010238
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
---
pango/pango-bidi-type.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/pango/pango-bidi-type.c b/pango/pango-bidi-type.c
index 3e46b66c..5c02dbbb 100644
--- a/pango/pango-bidi-type.c
+++ b/pango/pango-bidi-type.c
@@ -181,8 +181,11 @@ pango_log2vis_get_embedding_levels (const gchar *text,
for (i = 0, p = text; p < text + length; p = g_utf8_next_char(p), i++)
{
gunichar ch = g_utf8_get_char (p);
- FriBidiCharType char_type;
- char_type = fribidi_get_bidi_type (ch);
+ FriBidiCharType char_type = fribidi_get_bidi_type (ch);
+
+ if (i == n_chars)
+ break;
+
bidi_types[i] = char_type;
ored_types |= char_type;
if (FRIBIDI_IS_STRONG (char_type))
--
2.21.0

4
meta/recipes-graphics/pango/pango_1.42.4.bb
View File

@@ -15,7 +15,9 @@ inherit gnomebase gtk-doc ptest-gnome upstream-version-is-even gobject-introspec
SRC_URI += "file://run-ptest \
file://0001-Enforce-recreation-of-docs-pango.types-it-is-build-c.patch \
"
file://CVE-2019-1010238.patch \
"
SRC_URI[archive.md5sum] = "deb171a31a3ad76342d5195a1b5bbc7c"
SRC_URI[archive.sha256sum] = "1d2b74cd63e8bd41961f2f8d952355aa0f9be6002b52c8aa7699d9f5da597c9d"