CVE-2016-7944

Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.securitytracker.com/id/1036945	Third Party Advisory VDB Entry
https://cgit.freedesktop.org/xorg/lib/libXfixes/commit/?id=61c1039ee23a2d1de712843bed3480654d7ef42e	Issue Tracking Patch
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CE6VJWBMOWLSCH4OP4TAEPIA7NP53ON/	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/04/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93361	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/10/04/4	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GE43MDCRGS4R7MRRZNVSLREHRLU5OHCV/	Third Party Advisory
https://lists.x.org/archives/xorg-announce/2016-October/002720.html	Vendor Advisory
https://security.gentoo.org/glsa/201704-03

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Configurations

Configuration 1 (hide)

cpe:2.3:a:x.org:libxfixes:*:*:*:*:*:*:x86:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:25:::::::*
	cpe:2.3:o:fedoraproject:fedora:24:::::::*

Information

Published : 2016-12-13 12:59

Updated : 2017-06-30 18:30

NVD link : CVE-2016-7944

Mitre link : CVE-2016-7944

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

CWE-190

Integer Overflow or Wraparound

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Products Affected

x.org

libxfixes

fedoraproject

fedora

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