[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
Segmentation fault
NAME(/tmp/ISSUE-776/issue776-poc.j2k)
LENG(174)
[51]marker(0xff52)
read_cod
max_len 18
prog_order 0
nr_layers 16384
[92]marker(0xff64)
com len(66)
R[1](General use (ISO 8859-1 (latin-1) values))
T(Created by OPJViewer Win32 - OpenJPEG version 1.2.0 with JPWL)
[160]marker(0xff90)
[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
[ERROR] Invalid tile part index for tile number 0. Got 119, expected 0
[ERROR] Fail to read the current marker segment (0xff90)
ERROR -> opj_decompress: failed to decode image!
trylab
changed the title
Null Pointer Access in function imagetopnm of convert.c
[CVE-2016-10505] Null Pointer Access in function imagetopnm of convert.c
Aug 30, 2017
Title
OpenJPEG Null Pointer Access in function imagetopnm of convert.c
Testing Environment
Ubuntu + OpenJPEG (GitHub master, 2016/05/06)
Exception Information
PoC
https://raw.githubusercontent.com/trylab/PoCs/master/openjpeg/SIGSEGV_Null-Pointer-Access_imagetopnm/poc.j2k
Credit
Ke Liu of Tencent's Xuanwu LAB
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