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FFmpeg: CVE-2020-24020: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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FFmpeg: CVE-2020-24020: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
05/26/2021
Created
06/01/2021
Added
05/31/2021
Modified
06/14/2021

Description

Buffer Overflow vulnerability in FFMpeg 4.2.3 in dnn_execute_layer_pad in libavfilter/dnn/dnn_backend_native_layer_pad.c due to a call to memcpy without length checks, which could let a remote malicious user execute arbitrary code.

Solution(s)

  • ffmpeg-upgrade-4_4

References

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