BugTraq
GNU/Linux 'info Buffer Overflow Aug 06 2004 12:46AM
Josh Martin (skizzles gmail com) (3 replies)
Re: GNU/Linux 'info Buffer Overflow Aug 06 2004 11:09PM
Roman Werpachowski (roman student ifpan edu pl)
Dnia pi±tek, 6 sierpnia 2004 02:46, Josh Martin napisa³:
> Package: info
> Version: 4.7-2.1
> Severity: grave
> Tags: security
> Justification: user security hole

'Severe' is to severe a word, but for anybody who's interested, here goes a
patch:

diff -urN texinfo-4.7/info/echo-area.c texinfo-4.7.patch/info/echo-area.c
--- texinfo-4.7/info/echo-area.c 2004-03-14 01:57:29.000000000 +0100
+++ texinfo-4.7.patch/info/echo-area.c 2004-08-07 01:06:49.000000000 +0200
@@ -1510,8 +1510,8 @@
text[i] = 0;

echo_area_initialize_node ();
- sprintf (&input_line[input_line_end], "%s[%s]\n",
- echo_area_is_active ? " ": "", text);
+ snprintf (&input_line[input_line_end], EA_MAX_INPUT + 1 - input_line_end,
+ "%s[%s]\n", echo_area_is_active ? " ": "", text);
free (text);
the_echo_area->point = input_line_point;
display_update_one_window (the_echo_area);

--
/* Roman Werpachowski */

Ten e-mail zosta³ sprawdzony i
zaakceptowany przez fretkê Tintin.

[ reply ]
Re: GNU/Linux 'info Buffer Overflow Aug 06 2004 09:41PM
Niels Bakker (niels-bugtraq bakker net) (1 replies)
Re: GNU/Linux 'info Buffer Overflow Aug 07 2004 03:31PM
Janusz A. Urbanowicz (alex syjon fantastyka net)
Re: GNU/Linux 'info Buffer Overflow Aug 06 2004 08:05PM
Valdis Kletnieks vt edu


 

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