Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | gst-plugins-bad1.0 | 1.10.1-1 | — |
| Debian 13 | gst-plugins-bad1.0 | 1.10.1-1 | — |
| Debian 12 | gst-plugins-bad1.0 | 1.10.1-1 | — |
| Debian 8 | gst-plugins-bad0.10 | 0.10.23-7.4+deb8u2 | DSA-3717-1 |
| Debian 8 | gst-plugins-bad1.0 | 1.4.4-2.1+deb8u1 | DSA-3717-1 |
| Debian 7 | gst-plugins-bad0.10 | 0.10.23-7.1+deb7u3 | DLA-712-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gst-plugins-bad1.0 | 1.8.2-1ubuntu0.2 | — |
| Ubuntu 14.04 LTS | gst-plugins-bad0.10 | 0.10.23-7.2ubuntu1.3 | — |
| Ubuntu 14.04 LTS | gst-plugins-bad1.0 | 1.2.4-1~ubuntu1.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | clutter-gst2 +1 | 2.0.18-1.el7 | RHSA-2017:2060 |
| RHEL 7 | gnome-video-effects | 0.4.3-1.el7 | RHSA-2017:2060 |
| RHEL 7 | gstreamer-plugins-bad-free +2 | 0.10.23-23.el7 | RHSA-2017:2060 |
| RHEL 7 | gstreamer-plugins-good +1 | 0.10.31-13.el7 | RHSA-2017:2060 |
| RHEL 7 | gstreamer1 +6 | 1.10.4-2.el7 | RHSA-2017:2060 |
| RHEL 7 | gstreamer1-plugins-base +3 | 1.10.4-1.el7 | RHSA-2017:2060 |
| RHEL 7 | orc +3 | 0.4.26-1.el7 | RHSA-2017:2060 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | gstreamer-0_10-plugins-bad | 0.10.23-22.5 | SUSE-SU-2017:0027-1 |
| SLES 12 SP2 | gstreamer-plugins-bad | 1.2.4-3.4.1 | SUSE-SU-2016:3297-1, SUSE-SU-2016:3296-1 |
| SLES 12 SP1 | gstreamer-0_10-plugins-bad | 0.10.23-19.3.4 | SUSE-SU-2017:0028-1 |
| SLES 12 SP1 | gstreamer-plugins-bad | 1.2.4-3.4.1 | SUSE-SU-2016:3297-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | gstreamer-plugins-bad | 1.2.4-3.4.1 | SUSE-SU-2016:3297-1, SUSE-SU-2016:3296-1 |
| SLES for SAP 12 SP1 | gstreamer-plugins-bad | 1.2.4-3.4.1 | SUSE-SU-2016:3297-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | clutter-gst2 +1 | 2.0.18-1.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | gnome-video-effects | 0.4.3-1.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | gstreamer-plugins-bad-free +2 | 0.10.23-23.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | gstreamer-plugins-good +1 | 0.10.31-13.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | gstreamer1 +6 | 1.10.4-2.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | gstreamer1-plugins-base +3 | 1.10.4-1.el7 | ELSA-2017-2060 |
| Oracle Linux 7 | orc +3 | 0.4.26-1.el7 | ELSA-2017-2060 |
Advisories 8
- RHSA-2017:2060 Red Hat Security Advisory: GStreamer security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-712-1 gst-plugins-bad0.10 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3717-1 gst-plugins-bad1.0 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2016:3296-1 Security update for gstreamer-plugins-bad SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0028-1 Security update for gstreamer-0_10-plugins-bad SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3297-1 Security update for gstreamer-plugins-bad SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0027-1 Security update for gstreamer-0_10-plugins-bad SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2017-2060 Moderate: GStreamer security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 7, 2017
References
- https://bugzilla.gnome.org/show_bug.cgi?id=774533
- [oss-security] 20161118 Re: CVE Request: gstreamer plugins mailing-list
- 94423 vdb-entry
- RHSA-2017:2060 vendor-advisory
- https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
- [oss-security] 20161118 CVE Request: gstreamer plugins mailing-list
- https://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
- GLSA-201705-10 vendor-advisory
- FEDORA-2021-ed54b1128a vendor-advisory