Description
The VC-2 Video Compression encoder in FFmpeg 3.0 and 3.4 allows remote attackers to cause a denial of service (out-of-bounds read) because of incorrect buffer padding for non-Haar wavelets, related to libavcodec/vc2enc.c and libavcodec/vc2enc_dwt.c.
References (4)
Core 4
Core References
Patch x_refsource_misc
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=a94cb36ab2ad99d3a1331c9f91831ef593d94f74
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/101924
Vendor Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-4049
Patch, Third Party Advisory x_refsource_confirm
https://github.com/FFmpeg/FFmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1
Scores
CVSS v3
9.8
EPSS
0.0158
EPSS Percentile
81.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-125
Status
published
Products (3)
debian/debian_linux
9.0
ffmpeg/ffmpeg
3.0
ffmpeg/ffmpeg
3.4
Published
Nov 21, 2017
Tracked Since
Feb 18, 2026