Vulnerability in Gstreamer
CVE-2016-9446
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.
Vulnerability class: Dirty Pipe (CVE-2022-0847)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.036 (88.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.036 · newest: 0.036 · change: 0.000
Affected products
- Gstreamer
- Fedoraproject Fedora — versions 35
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Eus — versions 7.4, 7.5, 7.6
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.4, 7.6, 7.7
- Red Hat Enterprise Linux Server Tus — versions 7.6, 7.7
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.gnome.org/show_bug.cgi
- www.openwall.com/lists/oss-security/2016/11/18/13 (mailing-list)
- www.securityfocus.com/bid/94423 (vdb-entry)
- access.redhat.com/errata/RHSA-2017:2060 (vendor-advisory)
- cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c
- www.openwall.com/lists/oss-security/2016/11/18/12 (mailing-list)
- scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
- security.gentoo.org/glsa/201705-10 (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2016-9446?
- CVE-2016-9446 is a high-severity vulnerability in Gstreamer, classified under Improper Initialization. CVSS score: 7.5/10. Published 2017-01-23.
- How severe is CVE-2016-9446?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-9446 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.