CVE-2016-9446

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.28% Top 25%
Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.gnome.org/show_bug.cgi?id=774533
http://www.openwall.com/lists/oss-security/2016/11/18/13 mailing list
http://www.securityfocus.com/bid/94423 vdb entry
https://access.redhat.com/errata/RHSA-2017:2060 vendor advisory
https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
http://www.openwall.com/lists/oss-security/2016/11/18/12 mailing list
https://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
https://security.gentoo.org/glsa/201705-10 vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM7IXFGHV66KNWGWG6ZBDNKXD2UJL2VQ/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-9446?
CVE-2016-9446 has been scored as a high severity vulnerability.
How to fix CVE-2016-9446?
To fix CVE-2016-9446, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9446 being actively exploited in the wild?
It is possible that CVE-2016-9446 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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