heap overflow in opj_decompress

[asarubbo]

On master:

# opj_decompress -i null.j2k -o null.tga
[INFO] Start to read j2k main header (0).
[INFO] Main header has been correctly decoded.
[INFO] No decoded area parameters, set the decoded area to the whole image
[INFO] Header of tile 1 / 1 has been read.
=================================================================
==158300==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6060000001e0 at pc 0x00000052616c bp 0x7fff12b95150 sp 0x7fff12b95148
READ of size 4 at 0x6060000001e0 thread T0
    #0 0x52616b in imagetotga /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/bin/jp2/convert.c:990:32
    #1 0x513c9d in main /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/bin/jp2/opj_decompress.c:1672:17
    #2 0x7feac4ff7680 in __libc_start_main /var/tmp/portage/sys-libs/glibc-2.23-r4/work/glibc-2.23/csu/../csu/libc-start.c:289
    #3 0x41bea8 in _start (/usr/bin/opj_decompress+0x41bea8)

0x6060000001e0 is located 8 bytes to the right of 56-byte region [0x6060000001a0,0x6060000001d8)
allocated by thread T0 here:
    #0 0x4d1a50 in calloc /var/tmp/portage/sys-libs/compiler-rt-sanitizers-4.0.1/work/compiler-rt-4.0.1.src/lib/asan/asan_malloc_linux.cc:74
    #1 0x7feac670bf6c in opj_calloc /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/lib/openjp2/opj_malloc.c:204:12
    #2 0x7feac6600f49 in opj_j2k_allocate_tile_element_cstr_index /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/lib/openjp2/j2k.c:10431:56
    #3 0x7feac6600f49 in opj_j2k_read_header /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/lib/openjp2/j2k.c:7393
    #4 0x7feac665edf9 in opj_read_header /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/lib/openjp2/openjpeg.c:420:16
    #5 0x50f912 in main /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/bin/jp2/opj_decompress.c:1440:15
    #6 0x7feac4ff7680 in __libc_start_main /var/tmp/portage/sys-libs/glibc-2.23-r4/work/glibc-2.23/csu/../csu/libc-start.c:289

SUMMARY: AddressSanitizer: heap-buffer-overflow /var/tmp/portage/media-libs/openjpeg-9999/work/openjpeg-9999/src/bin/jp2/convert.c:990:32 in imagetotga
Shadow bytes around the buggy address:
  0x0c0c7fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c0c7fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c0c7fff8000: fa fa fa fa 00 00 00 00 00 00 00 fa fa fa fa fa
  0x0c0c7fff8010: 00 00 00 00 00 00 00 00 fa fa fa fa 00 00 00 00
  0x0c0c7fff8020: 00 00 00 00 fa fa fa fa 00 00 00 00 00 00 00 00
=>0x0c0c7fff8030: fa fa fa fa 00 00 00 00 00 00 00 fa[fa]fa fa fa
  0x0c0c7fff8040: 00 00 00 00 00 00 00 00 fa fa fa fa 00 00 00 00
  0x0c0c7fff8050: 00 00 00 fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c0c7fff8060: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c0c7fff8070: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c0c7fff8080: 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
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
==158300==ABORTING

Testcase attached.
null.j2k.zip