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Fencer Vulns
high 7.5

CVE-2016-9446 json

The vmnc decoder in the gstreamer does not initialize the render canvas, which allows remote attackers to obtain sensitive information as d…

published 2017-01-23 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-10256

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.6%
EPSS 3.6% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

The vmnc decoder in the gstreamer does not initialize the render canvas, which allows remote attackers to obtain sensitive information as demonstrated by thumbnailing a simple 1 frame vmnc movie that does not draw to the allocated render canvas.

Patch / fix

  • gstreamer gstreamer 1.11.1
  • gst-plugins-bad1.0 Debian 14, Debian 13, Debian 12 1.10.1-1

debian advisories DEBIAN-CVE-2016-9446

  • gst-plugins-bad1.0 Ubuntu 14.04 LTS 1.2.4-1~ubuntu1.1
  • gst-plugins-bad1.0 Ubuntu 16.04 LTS 1.8.2-1ubuntu0.2
  • gst-plugins-bad0.10 Ubuntu 14.04 LTS 0.10.23-7.2ubuntu1.3

ubuntu advisories UBUNTU-CVE-2016-9446

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • orc RHEL 7 0.4.26-1.el7
  • gstreamer1 RHEL 7 1.10.4-2.el7
  • clutter-gst2 RHEL 7 2.0.18-1.el7
  • orc-compiler RHEL 7 0.4.26-1.el7
  • gnome-video-effects RHEL 7 0.4.3-1.el7
  • gstreamer-plugins-good RHEL 7 0.10.31-13.el7
  • gstreamer1-plugins-base RHEL 7 1.10.4-1.el7
  • gstreamer1-plugins-good RHEL 7 1.10.4-2.el7

red hat advisories RHSA-2017:2060

  • gstreamer-0_10-plugins-bad SLED 12 SP1, SLE Workstation Extension 12 SP1, SLE Software Development Kit 12 SP1 0.10.23-19.3.4
  • gstreamer-0_10-plugins-bad SLED 12 SP2, SLE Workstation Extension 12 SP2, SLE Software Development Kit 12 SP2 0.10.23-22.5
  • gstreamer-plugins-bad SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2, SLES 12 SP2 +2 more 1.8.3-14.1
  • gstreamer-plugins-bad SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +5 more 1.2.4-3.4.1

suse advisories SUSE-SU-2017:0028-1SUSE-SU-2017:0027-1SUSE-SU-2016:3296-1SUSE-SU-2016:3297-1

  • gst-plugins-bad Arch Linux 1.10.2-2

arch linux advisories AVG-76

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-9446 updated cvss 4.3

gstreamer-plugins-bad-free: Missing initialization of allocated heap memory leads to information leak

  • Red Hat Enterprise Linux 6 gstreamer-plugins-bad-free, gstreamer-plugins-bad-free-extras Red Hat Enterprise Virtualization 3 mingw-gstreamer-plugins-bad-free, mingw32-gstreamer-plugins-bad-free, mingw64-gstreamer-plugins-bad-free
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) orc 0.4.26-1.el7, gstreamer1 1.10.4-2.el7, clutter-gst2 2.0.18-1.el7, gnome-video-effects 0.4.3-1.el7, gstreamer1-plugins-base 1.10.4-1.el7, gstreamer1-plugins-good 1.10.4-2.el7, +3 more Red Hat Enterprise Linux Client Optional (v. 7) orc-compiler 0.4.26-1.el7, gstreamer1-plugins-base-tools 1.10.4-1.el7, gstreamer1-plugins-bad-free-gtk 1.10.4-2.el7 Red Hat Enterprise Linux ComputeNode (v. 7) orc 0.4.26-1.el7, gstreamer1 1.10.4-2.el7, gstreamer1-plugins-base 1.10.4-1.el7, gstreamer-plugins-good 0.10.31-13.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) clutter-gst2 2.0.18-1.el7, orc-compiler 0.4.26-1.el7, gnome-video-effects 0.4.3-1.el7, gstreamer1-plugins-good 1.10.4-2.el7, gstreamer1-plugins-bad-free 1.10.4-2.el7, gstreamer1-plugins-base-tools 1.10.4-1.el7, +1 more Red Hat Enterprise Linux Server (v. 7) orc 0.4.26-1.el7, gstreamer1 1.10.4-2.el7, clutter-gst2 2.0.18-1.el7, gnome-video-effects 0.4.3-1.el7, gstreamer1-plugins-base 1.10.4-1.el7, gstreamer1-plugins-good 1.10.4-2.el7, +3 more Red Hat Enterprise Linux Server Optional (v. 7) orc-compiler 0.4.26-1.el7, gstreamer1-plugins-base-tools 1.10.4-1.el7, gstreamer1-plugins-bad-free-gtk 1.10.4-2.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) orc 0.4.26-1.el7, gstreamer1 1.10.4-2.el7, clutter-gst2 2.0.18-1.el7, gnome-video-effects 0.4.3-1.el7, gstreamer1-plugins-base 1.10.4-1.el7, gstreamer1-plugins-good 1.10.4-2.el7, +3 more Red Hat Enterprise Linux Workstation Optional (v. 7) orc-compiler 0.4.26-1.el7, gstreamer1-plugins-base-tools 1.10.4-1.el7, gstreamer1-plugins-bad-free-gtk 1.10.4-2.el7
    fixed: vendor fix RHSA-2017:2060

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.60% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.