1
0
mirror of https://github.com/moparisthebest/wget synced 2024-07-03 16:38:41 -04:00

Fix a segfault on an incomplete STYLE tag.

This commit is contained in:
Gijs van Tulder 2012-04-01 23:29:16 +02:00 committed by Giuseppe Scrivano
parent b30ba732ad
commit 08a147c672
3 changed files with 9 additions and 3 deletions

1
NEWS
View File

@ -34,6 +34,7 @@ Please send GNU Wget bug reports to <bug-wget@gnu.org>.
** Return a network failure when FTP downloads fail and --timestamping
is specified.
** Fix a segfault on an incomplete STYLE tag.
* Changes in Wget 1.13.3

View File

@ -1,3 +1,7 @@
2012-04-01 Gijs van Tulder <gvtulder@gmail.com>
* html-url.c: Prevent crash on incomplete STYLE tag.
2012-04-01 Giuseppe Scrivano <gscrivano@gnu.org>
* gnutls.c (wgnutls_read_timeout): Ensure timer is freed.

View File

@ -1,6 +1,6 @@
/* Collect URLs from HTML source.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
This file is part of GNU Wget.
@ -675,8 +675,9 @@ collect_tags_mapper (struct taginfo *tag, void *arg)
check_style_attr (tag, ctx);
if (tag->end_tag_p && (0 == strcasecmp (tag->name, "style")) &&
tag->contents_begin && tag->contents_end)
if (tag->end_tag_p && (0 == strcasecmp (tag->name, "style"))
&& tag->contents_begin && tag->contents_end
&& tag->contents_begin <= tag->contents_end)
{
/* parse contents */
get_urls_css (ctx, tag->contents_begin - ctx->text,