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Bug 1207719

Summary: openssh-6.8p1-2.fc22 dumps core when using GSSAPI key exchange
Product: [Fedora] Fedora Reporter: Nalin Dahyabhai <nalin>
Component: opensshAssignee: Jakub Jelen <jjelen>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 22CC: jjelen, mattias.ellert, mgrepl, plautrba, tmraz
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: openssh-6.8p1-3.fc22 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2015-04-21 18:55:28 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
output from ssh -vvv
none
gdb "where full" results none

Description Nalin Dahyabhai 2015-03-31 14:35:50 UTC
Created attachment 1009092 [details]
output from ssh -vvv

Description of problem:
When I attempt to use GSS key exchange, ssh segfaults.

Version-Release number of selected component (if applicable):
openssh-6.8p1-2.fc22.x86_64

How reproducible:
Always

Steps to Reproduce:
1. ssh -vvv -o gssapiauthentication=no -o gssapidelegatecredentials=no -o gssapikeyexchange=yes $server

Actual results:
ssh client segfaults

Expected results:
ssh client does not segfault

Additional info:
openssh-6.7p1-11.fc22 does not crash in this case.

Comment 1 Nalin Dahyabhai 2015-03-31 14:36:24 UTC
Created attachment 1009093 [details]
gdb "where full" results

Comment 2 Jakub Jelen 2015-03-31 15:34:46 UTC
Thanks for reporting. My bad. Can you retest with rawhide build:
http://koji.fedoraproject.org/koji/taskinfo?taskID=9381362

I will push update ASAP.

Comment 3 Nalin Dahyabhai 2015-03-31 15:53:07 UTC
Yes, the openssh-6.8p1-3.fc23.x86_64 build succeeds at this.  Thanks!

Comment 4 Fedora Update System 2015-03-31 16:17:43 UTC
openssh-6.8p1-3.fc22 has been submitted as an update for Fedora 22.
https://admin.fedoraproject.org/updates/openssh-6.8p1-3.fc22

Comment 5 Fedora Update System 2015-04-21 18:55:28 UTC
openssh-6.8p1-3.fc22 has been pushed to the Fedora 22 stable repository.  If problems still persist, please make note of it in this bug report.