Vulnerability Details : CVE-2017-16840
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.
Vulnerability category: Denial of service
Products affected by CVE-2017-16840
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-16840
0.53%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-16840
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-16840
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-16840
-
https://github.com/FFmpeg/FFmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1
vc2enc_dwt: pad the temporary buffer by the slice size · FFmpeg/FFmpeg@94e538a · GitHubPatch;Third Party Advisory
-
https://www.debian.org/security/2017/dsa-4049
Debian -- Security Information -- DSA-4049-1 ffmpegVendor Advisory
-
http://git.videolan.org/?p=ffmpeg.git;a=commit;h=a94cb36ab2ad99d3a1331c9f91831ef593d94f74
git.videolan.org Git - ffmpeg.git/commitPatch;Vendor Advisory
-
http://www.securityfocus.com/bid/101924
FFmpeg CVE-2017-16840 Multiple Denial of Service VulnerabilitiesThird Party Advisory;VDB Entry
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