buffer overflow in gf_hevc_read_sps_bs_internal function of media_tools/av_parsers.c:8273

[xidoo123]

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Description

buffer overflow in gf_hevc_read_sps_bs_internal function of media_tools/av_parsers.c:8273

Version info

MP4Box - GPAC version 2.1-DEV-rev617-g85ce76efd-master
(c) 2000-2022 Telecom Paris distributed under LGPL v2.1+ - http://gpac.io

Please cite our work in your research:
	GPAC Filters: https://doi.org/10.1145/3339825.3394929
	GPAC: https://doi.org/10.1145/1291233.1291452

GPAC Configuration: --enable-sanitizer
Features: GPAC_CONFIG_LINUX GPAC_64_BITS GPAC_HAS_IPV6 GPAC_HAS_SSL GPAC_HAS_SOCK_UN GPAC_MINIMAL_ODF GPAC_HAS_QJS GPAC_HAS_LINUX_DVB  GPAC_DISABLE_3D

Reproduce

compile and run

./configure --enable-sanitizer
make
./MP4Box import -cat poc_bof9.mp4

Crash reported by sanitizer

[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing Sequence Param Set
[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing Sequence Param Set
media_tools/av_parsers.c:8273:32: runtime error: index 159 out of bounds for type 'HEVC_RepFormat [16]'

POC

poc_bof9.zip

Impact

Potentially causing DoS and RCE

Credit

Xdchase