out-of-bounds read in ImageMagick/coders/viff.c:692:35
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
ImageMagick |
Fix Released
|
Unknown
|
|||
imagemagick (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
This bug was found while fuzzing ImageMagick with afl-fuzz
Tested on ImageMagick git commit <unknown>
Command: magick id:000097,
=======
==31884==ERROR: AddressSanitizer: heap-buffer-
READ of size 1 at 0xb2eff494 thread T0
#0 0x8863b28 in ReadVIFFImage /home/user/
#1 0x8a8b8d8 in ReadImage /home/user/
#2 0x8a9374f in ReadImages /home/user/
#3 0x93759a9 in CLINoImageOperator /home/user/
#4 0x937de91 in CLIOption /home/user/
#5 0x910affd in ProcessCommandO
#6 0x910e375 in MagickImageCommand /home/user/
#7 0x9112859 in MagickCommandGe
#8 0x80de16d in MagickMain /home/user/
#9 0x80de16d in main /home/user/
#10 0xb7477a82 in __libc_start_main /build/
#11 0x80ddf94 in _start (/usr/local/
0xb2eff494 is located 0 bytes to the right of 1447038100-byte region [0x5cafe800,
allocated by thread T0 here:
#0 0x80c6bc1 in malloc (/usr/local/
#1 0x81888e9 in AcquireMagickMemory /home/user/
#2 0x81888e9 in AcquireQuantumM
#3 0x8a8b8d8 in ReadImage /home/user/
#4 0x8a9374f in ReadImages /home/user/
#5 0x93759a9 in CLINoImageOperator /home/user/
#6 0x937de91 in CLIOption /home/user/
#7 0x910affd in ProcessCommandO
SUMMARY: AddressSanitizer: heap-buffer-
Shadow bytes around the buggy address:
0x365dfe40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x365dfe50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x365dfe60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x365dfe70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x365dfe80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x365dfe90: 00 00[04]fa fa fa fa fa fa fa fa fa fa fa fa fa
0x365dfea0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x365dfeb0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x365dfec0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x365dfed0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x365dfee0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
Addressable: 00
Partially addressable: 01 02 03 04 05 06 07
Heap left redzone: fa
Heap right redzone: fb
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack partial redzone: f4
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
ASan internal: fe
==31884==ABORTING
CVE References
Changed in imagemagick (Ubuntu): | |
status: | Confirmed → Fix Released |
Changed in imagemagick: | |
status: | Unknown → Fix Released |
input file to trigger crash