pango-CVE-2019-1010238.patch (1088B)
- 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
- ---
- 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