OpenJPEG 'mqc.c' Heap-Based Buffer Overflow

2017.09.02
Credit: Ke Liu
Risk: High
Local: Yes
Remote: No
CVE: N/A
CWE: CWE-119

DESCRIPTION An Out-of-Bounds Write issue can be occurred in function opj_mqc_byteout of mqc.c during executing opj_compress. This issue was caused by a malformed BMP file. CREDIT This vulnerability was discovered by Ke Liu of Tencent's Xuanwu LAB. TESTED VERSION Master version of OpenJPEG (805972f, 2016/09/12) EXCEPTION LOG ==119535==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000eeb5 at pc 0x7f1b2f0154c2 bp 0x7ffec8559cc0 sp 0x7ffec8559cb8 WRITE of size 1 at 0x60200000eeb5 thread T0 #0 0x7f1b2f0154c1 in opj_mqc_byteout openjpeg-master/src/lib/openjp2/mqc.c:221:13 #1 0x7f1b2f014bec in opj_mqc_flush openjpeg-master/src/lib/openjp2/mqc.c:421:2 #2 0x7f1b2f042190 in opj_t1_encode_cblk openjpeg-master/src/lib/openjp2/t1.c:1685:3 #3 0x7f1b2f040929 in opj_t1_encode_cblks openjpeg-master/src/lib/openjp2/t1.c:1539:7 #4 0x7f1b2f06950d in opj_tcd_t1_encode openjpeg-master/src/lib/openjp2/tcd.c:2052:15 #5 0x7f1b2f067b66 in opj_tcd_encode_tile openjpeg-master/src/lib/openjp2/tcd.c:1240:23 #6 0x7f1b2efecc4f in opj_j2k_write_sod openjpeg-master/src/lib/openjp2/j2k.c:4358:15 #7 0x7f1b2efea900 in opj_j2k_write_first_tile_part openjpeg-master/src/lib/openjp2/j2k.c:10659:15 #8 0x7f1b2efc6d65 in opj_j2k_post_write_tile openjpeg-master/src/lib/openjp2/j2k.c:10448:15 #9 0x7f1b2efc52c7 in opj_j2k_encode openjpeg-master/src/lib/openjp2/j2k.c:10199:23 #10 0x7f1b2f00367c in opj_jp2_encode openjpeg-master/src/lib/openjp2/jp2.c:1955:9 #11 0x7f1b2f01b304 in opj_encode openjpeg-master/src/lib/openjp2/openjpeg.c:737:11 #12 0x4edc7d in main openjpeg-master/src/bin/jp2/opj_compress.c:1877:36 #13 0x7f1b2d77682f in __libc_start_main /build/glibc-GKVZIf/glibc-2.23/csu/../csu/libc-start.c:291 #14 0x41a898 in _start (openjpeg-master/bin/opj_compress+0x41a898) 0x60200000eeb5 is located 0 bytes to the right of 5-byte region [0x60200000eeb0,0x60200000eeb5) allocated by thread T0 here: #0 0x4ba9c8 in malloc (openjpeg-master/bin/opj_compress+0x4ba9c8) #1 0x7f1b2f07369c in opj_malloc openjpeg-master/src/lib/openjp2/opj_malloc.c:195:10 #2 0x7f1b2f06ed5f in opj_tcd_code_block_enc_allocate_data openjpeg-master/src/lib/openjp2/tcd.c:1097:36 #3 0x7f1b2f0664b0 in opj_tcd_init_tile openjpeg-master/src/lib/openjp2/tcd.c:1023:14 #4 0x7f1b2f0604e6 in opj_tcd_init_encode_tile openjpeg-master/src/lib/openjp2/tcd.c:1055:9 #5 0x7f1b2efc57d3 in opj_j2k_pre_write_tile openjpeg-master/src/lib/openjp2/j2k.c:10300:15 #6 0x7f1b2efc4d8d in opj_j2k_encode openjpeg-master/src/lib/openjp2/j2k.c:10146:23 #7 0x7f1b2f00367c in opj_jp2_encode openjpeg-master/src/lib/openjp2/jp2.c:1955:9 #8 0x7f1b2f01b304 in opj_encode openjpeg-master/src/lib/openjp2/openjpeg.c:737:11 #9 0x4edc7d in main openjpeg-master/src/bin/jp2/opj_compress.c:1877:36 #10 0x7f1b2d77682f in __libc_start_main /build/glibc-GKVZIf/glibc-2.23/csu/../csu/libc-start.c:291 SUMMARY: AddressSanitizer: heap-buffer-overflow openjpeg-master/src/lib/openjp2/mqc.c:221:13 in opj_mqc_byteout Shadow bytes around the buggy address: 0x0c047fff9d80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c047fff9d90: fa fa fa fa fa fa fa fa fa fa fa fa fa fa 05 fa 0x0c047fff9da0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa 0x0c047fff9db0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa 0x0c047fff9dc0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa =>0x0c047fff9dd0: fa fa 00 01 fa fa[05]fa fa fa 00 01 fa fa 00 fa 0x0c047fff9de0: fa fa fd fd fa fa fd fd fa fa 00 00 fa fa 04 fa 0x0c047fff9df0: fa fa 00 00 fa fa 00 00 fa fa 00 00 fa fa 00 00 0x0c047fff9e00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c047fff9e10: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c047fff9e20: 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 Container overflow: fc Array cookie: ac Intra object redzone: bb ASan internal: fe Left alloca redzone: ca Right alloca redzone: cb ==119535==ABORTING


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