Bug 1381869 (CVE-2016-7946)

Summary: CVE-2016-7946 libXi: Insufficient validation of server responses result in various data mishandlings
Product: [Other] Security Response Reporter: Andrej Nemec <anemec>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: btissoir, kbost, peter.hutterer, slawomir
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard: impact=low,public=20160925,reported=20161004,source=oss-security,cvss2=2.9/AV:A/AC:M/Au:N/C:N/I:N/A:P,cvss3=3.1/CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L,fedora-all/libXi=affected,rhel-5/libXi=wontfix,rhel-6/libXi=wontfix,rhel-7/libXi=wontfix
Fixed In Version: libXi 1.7.7 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2019-06-08 02:59:30 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---
Bug Depends On: 1381870, 1401672    
Bug Blocks: 1381939    

Description Andrej Nemec 2016-10-05 08:51:45 UTC
It was found that when receiving a response from the server protocol data is not validated sufficiently. This results in various data mishandlings.

Upstream patch:

https://cgit.freedesktop.org/xorg/lib/libXi/commit/?id=19a9cd607de73947fcfb104682f203ffe4e1f4e5

External References:

https://lists.x.org/archives/xorg-announce/2016-October/002720.html

CVE assignment:

http://seclists.org/oss-sec/2016/q4/17

Comment 1 Andrej Nemec 2016-10-05 08:52:39 UTC
Created libXi tracking bugs for this issue:

Affects: fedora-all [bug 1381870]

Comment 2 Peter Hutterer 2017-07-13 07:29:22 UTC
This was fixed as part of bug 1401672