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JLSEC-2025-109 High 8.8

FFmpeg through 4.3 has a heap-based buffer overflow in `avio_get_str` in `libavformat/aviobuf.c`...

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JLSEC Published
Modified
Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Packages
FFMPEG_jll >= 4.3.1+0, < 4.3.1+2
Upstream
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 certain index check is omitted.

References