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buffer overflow in function hevc_parse_vps_extension of media_tools/av_parsers.c:7662 #2355

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xidoo123 opened this issue Dec 17, 2022 · 0 comments
Closed
3 tasks done

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@xidoo123
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Thanks for reporting your issue. Please make sure these boxes are checked before submitting your issue - thank you!

Detailed guidelines: http://gpac.io/2013/07/16/how-to-file-a-bug-properly/

Description

buffer overflow in function hevc_parse_vps_extension of media_tools/av_parsers.c:7662

Version info

latest version atm

MP4Box - GPAC version 2.1-DEV-rev644-g5c4df2a67-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_bof12.mp4

Crash reported by sanitizer

[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing Sequence Param Set
[Core] exp-golomb read failed, not enough bits in bitstream !
[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing Sequence Param Set
[Core] exp-golomb read failed, not enough bits in bitstream !
[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing Sequence Param Set
[HEVC] 51 layers in VPS but only 4 supported in GPAC
[HEVC] Error parsing NAL unit type 32
[HEVC] Error parsing Video Param Set
[HEVC] Error parsing NAL unit type 33
[HEVC] Error parsing NAL unit type 32
[HEVC] Error parsing Video Param Set
[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
Track Importing HEVC - Width 1 Height 6 FPS 25000/1000
[HEVC] 56 layers in VPS but only 4 supported in GPAC
[HEVC] Error parsing NAL unit type 32
[HEVC] Error parsing Video Param Set
media_tools/av_parsers.c:7662:23: runtime error: index 56 out of bounds for type 'u32 [4]'

POC

poc_bof12.zip

Impact

Potentially causing DoS and RCE

Credit

Xdchase

@jeanlf jeanlf closed this as completed in 9f1e633 Dec 17, 2022
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