Vulnerability CVE-2016-7949
Published: 2016-12-13   Modified: 2016-12-14

Description:
Multiple buffer overflows in the (1) XvQueryAdaptors and (2) XvQueryEncodings functions in X.org libXrender before 0.9.10 allow remote X servers to trigger out-of-bounds write operations via vectors involving length fields.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
X.org -> Libxrender 
Fedoraproject -> Fedora 

 References:
http://www.openwall.com/lists/oss-security/2016/10/04/2
http://www.openwall.com/lists/oss-security/2016/10/04/4
http://www.securityfocus.com/bid/93366
http://www.securitytracker.com/id/1036945
https://cgit.freedesktop.org/xorg/lib/libXrender/commit/?id=9362c7ddd1af3b168953d0737877bc52d79c94f4
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7WCKZFMZ76APAVMIRCUKKHEB4GAS7ZUP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZHUT5YOSWVMBJNWZGUQNZRBFIZKRM4A6/
https://lists.x.org/archives/xorg-announce/2016-October/002720.html
https://security.gentoo.org/glsa/201704-03
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