Vulnerability CVE-2016-9445
Published: 2017-01-23   Modified: 2017-01-24

Description:
Integer overflow in the vmnc decoder in the gstreamer allows remote attackers to cause a denial of service (crash) via large width and height values, which triggers a buffer overflow.

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Gstreamer project -> Gstreamer plugin 

 References:
http://rhn.redhat.com/errata/RHSA-2016-2974.html
http://rhn.redhat.com/errata/RHSA-2017-0018.html
http://rhn.redhat.com/errata/RHSA-2017-0021.html
http://www.openwall.com/lists/oss-security/2016/11/18/12
http://www.openwall.com/lists/oss-security/2016/11/18/13
http://www.securityfocus.com/bid/94421
https://bugzilla.gnome.org/show_bug.cgi?id=774533
https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
https://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
https://security.gentoo.org/glsa/201705-10
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