SEGV in /gpac/src/media_tools/dash_client.c:5162:16 in gf_dash_group_get_dependency_group

[gandalf4a]

Version

$ ./MP4Box -version
MP4Box - GPAC version 2.3-DEV-rev566-g50c2ab06f-master

Platform

$ uname -a
Linux user-GE40-2PC-Dragon-Eyes 6.2.0-33-generic #33~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep  7 10:33:52 UTC 2 x86_64 x86_64 x86_64 GNU/Linux

Asan

/home/user/vul/MP4Box_crash/id000044sig11src000947time29086113execs270461ophavocrep4
[32m[DASH] Updated manifest:
[0m[32m        P#1: start 0 - duration 0 - xlink none
[0m[32m[DASH] Manifest after update:
[0m[32m        P#1: start 0 - duration 0 - xlink none
[0m[32m[DASH] Setting up period start 0 duration 0 xlink none ID DID1
[0mAddressSanitizer:DEADLYSIGNAL
=================================================================
==828497==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000060 (pc 0x7f8094f5323b bp 0x7fff72751bb0 sp 0x7fff72751940 T0)
==828497==The signal is caused by a READ memory access.
==828497==Hint: address points to the zero page.
    #0 0x7f8094f5323b in gf_dash_group_get_dependency_group /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:5162:16
    #1 0x7f8094f5323b in gf_dash_setup_groups /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:5431:7
    #2 0x7f8094fa0551 in gf_dash_setup_period /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:6263:2
    #3 0x7f8094f5886f in dash_setup_period_and_groups /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:7686:7
    #4 0x7f8094f5886f in gf_dash_process_internal /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:8018:7
    #5 0x7f8094f5886f in gf_dash_process /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:8089:9
    #6 0x7f80956e2e03 in dashdmx_process /home/user/fuzzing_gpac/gpac/src/filters/dmx_dash.c:3192:6
    #7 0x7f80955afa33 in gf_filter_process_task /home/user/fuzzing_gpac/gpac/src/filter_core/filter.c:2971:7
    #8 0x7f809557d47b in gf_fs_thread_proc /home/user/fuzzing_gpac/gpac/src/filter_core/filter_session.c:2105:3
    #9 0x7f809557b5cf in gf_fs_run /home/user/fuzzing_gpac/gpac/src/filter_core/filter_session.c:2405:3
    #10 0x7f8094e2ac6a in gf_dasher_process /home/user/fuzzing_gpac/gpac/src/media_tools/dash_segmenter.c:1236:6
    #11 0x55d2907ae6dc in do_dash /home/user/fuzzing_gpac/gpac/applications/mp4box/mp4box.c:4831:15
    #12 0x55d29079fb6e in mp4box_main /home/user/fuzzing_gpac/gpac/applications/mp4box/mp4box.c:6245:7
    #13 0x7f8093e29d8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
    #14 0x7f8093e29e3f in __libc_start_main csu/../csu/libc-start.c:392:3
    #15 0x55d2906c7dd4 in _start (/home/user/fuzzing_gpac/gpac/bin/gcc/MP4Box+0x82dd4) (BuildId: 53333ca7bff59dd9a3d1b2821e7c5f3a9aac76b9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/user/fuzzing_gpac/gpac/src/media_tools/dash_client.c:5162:16 in gf_dash_group_get_dependency_group
==828497==ABORTING

Reproduce

./MP4Box -dash 10000 poc

POC File

https://github.com/gandalf4a/crash_report/blob/main/gpac/MP4Box/segv_5162

Credit

Gandalf4a