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Public proof of conceptFix available

CVE-2017-9608

A public proof of concept exists; no exploitation attested.

  • Published2017-12-27
  • Fixed in3.3.3 · 3.2.6
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The dnxhd decoder in FFmpeg before 3.2.6, and 3.3.x before 3.3.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted mov file.

Timeline

dates in UTC
  1. 2017-12-2719:29CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub

Versions per branch

NVD
Ffmpeg
BranchAffectedFixed in
3.3≥ 3.3, < 3.3.33.3.3
3.2< 3.2.63.2.6

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • ffmpegMageia:6all versions · fixed in 3.3.3-1.mga6.tainted
  • ffmpegMageia:6all versions · fixed in 3.3.3-1.mga6
  • ffmpegDebian:14all versions · fixed in 7:3.3.3-1
  • ffmpegDebian:13all versions · fixed in 7:3.3.3-1
  • ffmpegDebian:12all versions · fixed in 7:3.3.3-1
  • ffmpegDebian:9all versions · fixed in 7:3.2.7-1~deb9u1
  • ffmpegAlpine:v3.6from 3.3 · fixed in 3.2.6-r0
  • torchaudio-ffmpeg-tarballsChainguardall versions · no fixed version listedand 3 other packages

Full record on NVD

Fix

  1. Update Ffmpeg to 3.3.3 · 3.2.6

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2017-12-27
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-gj8f-pc7g-p9w6

Frequently asked questions

What is CVE-2017-9608?

The dnxhd decoder in FFmpeg before 3.2.6, and 3.3.x before 3.3.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted mov file.

Is CVE-2017-9608 actively exploited?

Active exploitation of CVE-2017-9608 has not been confirmed. Its EPSS score was 4.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-9608?

CVE-2017-9608 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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Sources for this record