Bug 1343085 (CVE-2016-5300)

Summary: CVE-2016-5300 expat: Little entropy used for hash initialization
Product: [Other] Security Response Reporter: Adam Mariš <amaris>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: apintea, besser82, bkundal, bmaxwell, caillon, cdewolf, chazlett, cschalle, csutherl, darran.lofthouse, dimitris, dosoudil, erik-fedora, fgavrilo, gecko-bugs-nobody, gotiwari, gzaronik, jawilson, jclere, jgrulich, jhorak, jondruse, jorton, lgao, lupinix.fedora, mbabacek, mizdebsk, mturk, mvyas, myarboro, pgier, pjindal, pjurak, plodge, ppalaga, psakar, pslavice, rhel-process-autobot, rjones, rmeggins, rnetuka, rstancel, rsvoboda, sardella, slawomir, stransky, szappis, tpopela, twalsh, vchlup, vtunka, watson-tool-maintainers, weli
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
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Clone Of: Environment:
Last Closed: 2018-07-05 21:35:47 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1343086, 1343087, 1343088, 1343089, 1343090    
Bug Blocks: 1296104, 1319739    
Attachments:
Description Flags
Proposed upstream patch none

Description Adam Mariš 2016-06-06 13:14:47 UTC 
It was found that original fix for CVE-2012-0876 used too little entropy for the hash intilization.

CVE assignment:

http://seclists.org/oss-sec/2016/q2/473
Comment 1 Adam Mariš 2016-06-06 13:15:47 UTC 
Created compat-expat1 tracking bugs for this issue:

Affects: fedora-all [bug 1343087]
Comment 2 Adam Mariš 2016-06-06 13:15:57 UTC 
Created expat tracking bugs for this issue:

Affects: fedora-all [bug 1343086]
Comment 3 Adam Mariš 2016-06-06 13:16:05 UTC 
Created mingw-expat tracking bugs for this issue:

Affects: fedora-all [bug 1343088]
Affects: epel-7 [bug 1343090]
Comment 4 Adam Mariš 2016-06-06 13:16:12 UTC 
Created expat21 tracking bugs for this issue:

Affects: epel-all [bug 1343089]
Comment 5 Adam Mariš 2016-06-06 13:19:01 UTC 
Created attachment 1165210 [details]
Proposed upstream patch