It has always been vulnerable to MITM attacks when it is not used with DNSSEC,
and has been removed from XEP-0156 because of that. We have been issued
CVE-2022-26491 for this issue.
More discussion can be found at
https://mail.jabber.org/pipermail/standards/2022-February/038759.html.
Testing Done:
Compiled
Reviewed at https://reviews.imfreedom.org/r/1357/
/**
* @file imgstore.h IM Image Store API
* @ingroup core
* @see @ref imgstore-signals
*/
/* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#ifndef _PURPLE_IMGSTORE_H_
#define _PURPLE_IMGSTORE_H_
#include<glib.h>
/**
* A set of utility functions that provide a reference-counted immutable
* wrapper around an image's data and filename. These functions do not
* cache any data to disk.
*/
typedefstruct_PurpleStoredImagePurpleStoredImage;
#ifdef __cplusplus
extern"C"{
#endif
/**
* Create a new PurpleStoredImage.
*
* Despite the name of this function, the image is NOT added to the image
* store and no ID is assigned. If you need to reference the image by an
* ID, use purple_imgstore_add_with_id() instead.
*
* The caller owns a reference to this image and must dereference it with
* purple_imgstore_unref() for it to be freed.
*
* @param data Pointer to the image data, which the imgstore will take
* ownership of and free as appropriate. If you want a
* copy of the data, make it before calling this function.
* @param size Image data's size.
* @param filename Filename associated with image. This is for your
* convenience. It could be the full path to the
* image or, more commonly, the filename of the image
* without any directory information. It can also be
* NULL, if you don't need to keep track of a filename.
*
* @return The stored image, or NULL if the image was not added (because of