cbcvebase.
CVE-2020-13904
published 2020-06-07

CVE-2020-13904: FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later…

PriorityP419medium5.5CVSS 3.1
AVLACLPRNUIRSUCNINAH
EPSS
1.28%
67.0th percentile
FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Affected

15 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianffmpeg< ffmpeg 7:4.3.1-1 (bookworm)ffmpeg 7:4.3.1-1 (bookworm)
ffmpegffmpeg
ffmpegffmpeg
ffmpegffmpeg>= 0 < 7:4.3.1-17:4.3.1-1
ffmpegffmpeg>= 0 < 7:4.3.1-17:4.3.1-1
ffmpegffmpeg>= 0 < 7:4.3.1-17:4.3.1-1
ffmpegffmpeg>= 0 < 7:4.3.1-17:4.3.1-1
ffmpegffmpeg>= 0 < 7:2.8.17-0ubuntu0.17:2.8.17-0ubuntu0.1
ffmpegffmpeg>= 0 < 7:3.4.8-0ubuntu0.27:3.4.8-0ubuntu0.2
ffmpegffmpeg>= 0 < 7:4.2.4-1ubuntu0.17:4.2.4-1ubuntu0.1

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_ubuntu7.5HIGH
vendor_debian5.5MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.