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==344946==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffe54d816f0 at pc 0x000000491bf8 bp 0x7ffe54d80610 sp 0x7ffe54d7fdd0
WRITE of size 5081 at 0x7ffe54d816f0 thread T0
#0 0x491bf7 in __interceptor_strcpy (/home/lly/pro/gpac_asan/bin/gcc/MP4Box+0x491bf7)
#1 0x7fefcb5fca2d in nhmldmx_send_sample /home/lly/pro/gpac_asan/src/filters/dmx_nhml.c:1004:6
#2 0x7fefcb5fca2d in nhmldmx_process /home/lly/pro/gpac_asan/src/filters/dmx_nhml.c:1341:7
#3 0x7fefcb529997 in gf_filter_process_task /home/lly/pro/gpac_asan/src/filter_core/filter.c:2441:7
#4 0x7fefcb50b965 in gf_fs_thread_proc /home/lly/pro/gpac_asan/src/filter_core/filter_session.c:1664:3
#5 0x7fefcb50ae60 in gf_fs_run /home/lly/pro/gpac_asan/src/filter_core/filter_session.c:1901:2
#6 0x7fefcb02c708 in gf_media_import /home/lly/pro/gpac_asan/src/media_tools/media_import.c:1486:2
#7 0x526ea9 in import_file /home/lly/pro/gpac_asan/applications/mp4box/fileimport.c:1289:7
#8 0x4eb996 in do_add_cat /home/lly/pro/gpac_asan/applications/mp4box/main.c:4257:10
#9 0x4e7d46 in mp4boxMain /home/lly/pro/gpac_asan/applications/mp4box/main.c:5746:13
#10 0x7fefca2ad0b2 in __libc_start_main /build/glibc-eX1tMB/glibc-2.31/csu/../csu/libc-start.c:308:16
#11 0x429a4d in _start (/home/lly/pro/gpac_asan/bin/gcc/MP4Box+0x429a4d)
Address 0x7ffe54d816f0 is located in stack of thread T0 at offset 4304 in frame
#0 0x7fefcb5fb93f in nhmldmx_process /home/lly/pro/gpac_asan/src/filters/dmx_nhml.c:1314
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Step to reproduce:
1.get latest commit code (GPAC version 1.1.0-DEV-rev1221-gd626acad8-master)
2.compile with --enable-sanitizer
3.run MP4Box -add poc.nhml -new new.mp4
Env:
Ubunut 20.04 , clang 12.0.1
ASAN report
poc.zip
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