CVE-2020-14212: FFmpeg through 4.3 has a heap-based buffer overflow in avio_get_str in libavformat/aviobuf.c because dnn_backend_native.c calls ff_dnn_load_model_native and a…

PriorityP344high8.8CVSS 3.1

AVNACLPRNUIRSUCHIHAH

EPSS

1.65%

74.1th percentile

FFmpeg through 4.3 has a heap-based buffer overflow in avio_get_str in libavformat/aviobuf.c because dnn_backend_native.c calls ff_dnn_load_model_native and a certain index check is omitted.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	ffmpeg	< ffmpeg 7:4.3.1-1 (bookworm)	ffmpeg 7:4.3.1-1 (bookworm)
ffmpeg	ffmpeg	>= 0 < 7:4.3.1-1	7:4.3.1-1
ffmpeg	ffmpeg	>= 0 < 7:4.3.1-1	7:4.3.1-1
ffmpeg	ffmpeg	>= 0 < 7:4.3.1-1	7:4.3.1-1
ffmpeg	ffmpeg	>= 0 < 7:4.3.1-1	7:4.3.1-1
ffmpeg	ffmpeg	>= 4.3 < 4.3.1	4.3.1

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

osv8.8HIGH

vendor_debian8.8HIGH

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