The vmnc decoder in the gstreamer does not initialize the render canvas, which allows…
Priority LOW 39CWE-665Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 8 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
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.
Why it matters now
EPSS 0.03599 89th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 14
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gstreamer:gstreamer:*:*:*:*:*:*:*:* | before 1.11.1 | Vulnerable | GStreamer |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:* | 7.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
- cpe:2.3:a:gstreamer:gstreamer:*:*:*:*:*:*:*:* Versions before 1.11.1 Vulnerable ·GStreamer
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
Show 4 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* | 7.7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
Remediation
Red Hat 1 advisory
- RHSA-2017:2060 Released 2017-08-01 · Red Hat rating ModerateGStreamer security, bug fix, and enhancement update
- Red Hat Enterprise Linux Client (v. 7) clutter-gst2-2.0.18-1.el7, gnome-video-effects-0.4.3-1.el7, gstreamer-plugins-bad-free-0.10.23-23.el7 +6
- Red Hat Enterprise Linux Client Optional (v. 7) clutter-gst2-devel-2.0.18-1.el7, gstreamer-plugins-bad-free-devel-0.10.23-23.el7, gstreamer-plugins-bad-free-devel-docs-0.10.23-23.el7 +11
- Red Hat Enterprise Linux ComputeNode (v. 7) gstreamer-plugins-good-0.10.31-13.el7, gstreamer1-1.10.4-2.el7, gstreamer1-plugins-base-1.10.4-1.el7 +1
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) clutter-gst2-2.0.18-1.el7, clutter-gst2-devel-2.0.18-1.el7, gnome-video-effects-0.4.3-1.el7 +13
- Red Hat Enterprise Linux Server (v. 7) clutter-gst2-2.0.18-1.el7, clutter-gst2-2.0.18-1.el7.ppc, gnome-video-effects-0.4.3-1.el7 +18
- Red Hat Enterprise Linux Server Optional (v. 7) clutter-gst2-devel-2.0.18-1.el7, clutter-gst2-devel-2.0.18-1.el7.ppc, gstreamer-plugins-bad-free-devel-0.10.23-23.el7 +14
- Red Hat Enterprise Linux Workstation (v. 7) clutter-gst2-2.0.18-1.el7, gnome-video-effects-0.4.3-1.el7, gstreamer-plugins-bad-free-0.10.23-23.el7 +8
- Red Hat Enterprise Linux Workstation Optional (v. 7) clutter-gst2-devel-2.0.18-1.el7, gstreamer-plugins-bad-free-devel-0.10.23-23.el7, gstreamer-plugins-bad-free-devel-docs-0.10.23-23.el7 +9
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Virtualization 3 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2017:2060 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2017:2060 |
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9446
- 2026-10-03 Alias added: GHSA-3xp5-mpvc-wqpw
References
Other 5
- https://bugzilla.gnome.org/show_bug.cgi?id=774533
- [oss-security] 20161118 Re: CVE Request: gstreamer plugins
- https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
- [oss-security] 20161118 CVE Request: gstreamer plugins
- https://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
Sources
- CVE-2016-9446 · CVE Program
- CVE-2016-9446 · NVD
- FIRST EPSS
- GHSA-3xp5-mpvc-wqpw · GitHub Advisory Database · CC BY 4.0
- CVE-2016-9446 · Red Hat security data · CC BY 4.0
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