Subject: Constructing a special file can cause libfreeimage3 to crash Package: libfreeimage3 Version: 3.17.0+ds1-5 Tags: upstream Severity: important
-- System Information: Debian Release: 9.3 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-4-amd64 (SMP w/2 CPU cores) Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8), LANGUAGE=en_US.utf8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages libfreeimage3 depends on: ii libc6 2.24-11+deb9u1 ii libgcc1 1:6.3.0-18 ii libilmbase12 2.2.0-12 ii libjpeg62-turbo 1:1.5.1-2 ii libjxr0 1.1-6+b1 ii libopenexr22 2.2.0-11+b1 ii libopenjp2-7 2.1.2-1.1+deb9u2 ii libpng16-16 1.6.28-1 ii libraw15 0.17.2-6+deb9u1 ii libstdc++6 6.3.0-18 ii libtiff5 4.0.8-2+deb9u1 ii libwebp6 0.5.2-1 ii libwebpmux2 0.5.2-1 ii zlib1g 1:1.2.8.dfsg-5 root@debian:~/Desktop# dpkg --list libfreeimage3 Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-==============-============-============-================================= ii libfreeimage3: 3.17.0+ds1-5 amd64 Support library for graphics imag root@debian:/opt# ls FreeImage_Fuzzer.c root@debian:/opt# g++ FreeImage_Fuzzer.c /usr/lib/x86_64-linux-gnu/libfreeimage-3.17.0.so -o FreeImage_Fuzz root@debian:/opt# ./FreeImage_Fuzz id_000196,sig_11,src_002098,op_flip1,pos_2 Segmentation fault root@debian:/opt# This Dos is suitable for all Freeimage applications. Reference link: https://sourceforge.net/projects/freeimage/
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <iostream>
using namespace std;
#include "FreeImage.h"
FIBITMAP* GenericLoader(const char* lpszPathName, int flag) {
FREE_IMAGE_FORMAT fif = FIF_UNKNOWN;
// check the file signature and deduce its format
// (the second argument is currently not used by FreeImage)
fif = FreeImage_GetFileType(lpszPathName, 0);
if(fif == FIF_UNKNOWN) {
// no signature ?
// try to guess the file format from the file extension
fif = FreeImage_GetFIFFromFilename(lpszPathName);
}
// check that the plugin has reading capabilities ...
if((fif != FIF_UNKNOWN) && FreeImage_FIFSupportsReading(fif)) {
// ok, let's load the file
FIBITMAP *dib = FreeImage_Load(fif, lpszPathName, flag);
// unless a bad file format, we are done !
return dib;
}
return NULL;
}
/** Generic image writer
@param dib Pointer to the dib to be saved
@param lpszPathName Pointer to the full file name
@param flag Optional save flag constant
@return Returns true if successful, returns false otherwise
*/
bool GenericWriter(FIBITMAP* dib, const char* lpszPathName, int flag) {
FREE_IMAGE_FORMAT fif = FIF_UNKNOWN;
BOOL bSuccess = false;
if (dib) {
// try to guess the file format from the file extension
fif = FreeImage_GetFIFFromFilename(lpszPathName);
if (fif != FIF_UNKNOWN) {
// check that the plugin has sufficient writing and
export capabilities ...
WORD bpp = FreeImage_GetBPP(dib);
if (FreeImage_FIFSupportsWriting(fif) &&
FreeImage_FIFSupportsExportBPP(fif, bpp)) {
// ok, we can save the file
bSuccess = FreeImage_Save(fif, dib,
lpszPathName, flag);
// unless an abnormal bug, we are done !
}
}
}
return (bSuccess == true) ? true : false;
}
/**
FreeImage error handler
@param fif Format / Plugin responsible for the error
@param message Error message
*/
void FreeImageErrorHandler(FREE_IMAGE_FORMAT fif, const char *message) {
cout << "\n*** ";
if (fif != FIF_UNKNOWN) {
cout << FreeImage_GetFormatFromFIF(fif) << " Format\n";
}
cout << message;
cout << " ***\n";
}
bool FreeImage_Fuzzer(char* lpFileName)
{
// Load the bitmap
FIBITMAP *dib = GenericLoader(lpFileName, 0);
if (!dib)
return false;
int width = FreeImage_GetWidth(dib);
int height = FreeImage_GetHeight(dib);
FreeImage_Unload(dib);
return true;
}
int main(int argc, char *argv[])
{
// call this ONLY when linking with FreeImage as a static library
#ifdef FREEIMAGE_LIB
FreeImage_Initialise();
#endif // FREEIMAGE_LIB
// initialize your own FreeImage error handler
FreeImage_SetOutputMessage(FreeImageErrorHandler);
if (argc != 2) {
printf("Usage : ShowMetadata <input file name>\n");
return 0;
}
if (FreeImage_Fuzzer(argv[1])) {
printf("Open %s Sucessed.\n", argv[1]);
}
else
{
printf("Open %s Failed.\n", argv[1]);
}
#ifdef FREEIMAGE_LIB
FreeImage_DeInitialise();
#endif // FREEIMAGE_LIB
return 0;
}
id_000196,sig_11,src_002098,op_flip1,pos_2
Description: id_000196,sig_11,src_002098,op_flip1,pos_2
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