Bug 1300300

Summary:	CVE-2015-8776 glibc: Segmentation fault caused by passing out-of-range data to strftime() [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Adam Mariš <amaris>
Component:	glibc	Assignee:	Florian Weimer <fweimer>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	23	CC:	arjun.is, codonell, fweimer, jakub, law, mfabian, pfrankli, sardella, siddhesh
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	glibc-2.22-15.fc23	Doc Type:	Release Note
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-05-10 18:52:28 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:
Bug Blocks:	1300299

Description Adam Mariš 2016-01-20 12:45:00 UTC

This is an automatically created tracking bug!  It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.

For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.

For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs

When submitting as an update, use the fedpkg template provided in the next
comment(s).  This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.

Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.

NOTE: this issue affects multiple supported versions of Fedora. While only
one tracking bug has been filed, please correct all affected versions at
the same time.  If you need to fix the versions independent of each other,
you may clone this bug as appropriate.

[bug automatically created by: add-tracking-bugs]

Comment 1 Adam Mariš 2016-01-20 12:45:14 UTC

Use the following template to for the 'fedpkg update' request to submit an
update for this issue as it contains the top-level parent bug(s) as well as
this tracking bug.  This will ensure that all associated bugs get updated
when new packages are pushed to stable.

=====

# bugfix, security, enhancement, newpackage (required)
type=security

# testing, stable
request=testing

# Bug numbers: 1234,9876
bugs=1300299,1300300

# Description of your update
notes=Security fix for CVE-2015-8776

# Enable request automation based on the stable/unstable karma thresholds
autokarma=True
stable_karma=3
unstable_karma=-3

# Automatically close bugs when this marked as stable
close_bugs=True

# Suggest that users restart after update
suggest_reboot=False

======

Additionally, you may opt to use the bodhi update submission link(s) instead:

https://bodhi.fedoraproject.org/updates/new?type_=security&bugs=1300299,1300300

Comment 2 Fedora Update System 2016-05-07 17:20:34 UTC

glibc-2.22-15.fc23 has been submitted as an update to Fedora 23. https://bodhi.fedoraproject.org/updates/FEDORA-2016-68abc0be35

Comment 3 Fedora Update System 2016-05-08 16:26:00 UTC

glibc-2.22-15.fc23 has been pushed to the Fedora 23 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-68abc0be35

Comment 4 Florian Weimer 2016-05-09 08:52:00 UTC

Fix is already in 2.23 stable:

commit d36c75fc0d44deec29635dd239b0fbd206ca49b7
Author: Paul Pluzhnikov <ppluzhnikov>
Date:   Sat Sep 26 13:27:48 2015 -0700

    Fix BZ #18985 -- out of range data to strftime() causes a segfault

Comment 5 Fedora Update System 2016-05-10 17:58:07 UTC

glibc-2.22-15.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.