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30 lines
881 B
30 lines
881 B
11 years ago
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From 585d4b3cee54fe14eabb767dde72e4226a178ea4 Mon Sep 17 00:00:00 2001
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From: Yanko Kaneti <yaneti@declera.com>
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Date: Sat, 31 May 2014 18:21:30 +0300
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Subject: [PATCH 2/2] mobi: Avoid malformed or missing EXTH header
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https://bugzilla.redhat.com/show_bug.cgi?id=1103325
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---
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gnome-mobi-thumbnailer.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/gnome-mobi-thumbnailer.c b/gnome-mobi-thumbnailer.c
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index 797192a..41c5d94 100644
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--- a/gnome-mobi-thumbnailer.c
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+++ b/gnome-mobi-thumbnailer.c
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@@ -126,6 +126,11 @@ get_cover_img_num (const char *header)
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len = get_guint32 (header + 20);
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extheader = header + 16 + len;
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+ if (!g_str_equal (extheader, "EXTH")) {
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+ g_warning ("Corrupt or missing EXTH header");
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+ return -1;
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+ }
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+
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num_items = get_guint32 (extheader + 8);
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g_debug ("num extheader items: %d", num_items);
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extheader = extheader + 12;
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--
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2.0.4
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