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img2txt: fix an integer overflow in the BMP loader.

Fixes: #37 (CVE-2018-20545)
Fixes: #40 (CVE-2018-20548)
Fixes: #41 (CVE-2018-20549)
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samhocevar committed Dec 29, 2018
1 parent 84bd155 commit 3e52dabe3e64dc50f4422effe364a1457a8a8592
Showing with 5 additions and 5 deletions.
  1. +5 −5 src/common-image.h
@@ -1,19 +1,19 @@
/*
* Imaging tools for cacaview and img2irc
* Copyright (c) 2003-2012 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
* Copyright © 2003—2018 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
* to Public License, Version 2, as published by the WTFPL Task Force.
* See http://www.wtfpl.net/ for more details.
*/

struct image
{
char *pixels;
unsigned int w, h;
size_t w, h;
struct caca_dither *dither;
void *priv;
};

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