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Bug 1404283 - CVE-2016-9844 unzip: methbuf[] buffer overflow in zipinfo's zi_short() [fedora-all]
Summary: CVE-2016-9844 unzip: methbuf[] buffer overflow in zipinfo's zi_short() [fedor...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: unzip
Version: 25
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Petr Stodulka
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-12-13 14:23 UTC by Tomas Hoger
Modified: 2016-12-16 22:23 UTC (History)
1 user (show)

Fixed In Version: unzip-6.0-31.fc24 unzip-6.0-31.fc25 unzip-6.0-31.fc26
Doc Type: Release Note
Doc Text:
Clone Of:
Environment:
Last Closed: 2016-12-16 21:01:18 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)
patch (1.04 KB, patch)
2016-12-14 15:37 UTC, Petr Stodulka 		no flags Details | Diff
View All

Description Tomas Hoger 2016-12-13 14:23:12 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 Tomas Hoger 2016-12-13 14:23:18 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=1401864,1404283

# Description of your update
notes=Security fix for CVE-2016-9844

# 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 web interface to submit updates:

https://bodhi.fedoraproject.org/updates/new
Comment 2 Petr Stodulka 2016-12-14 15:37:15 UTC 
Created attachment 1231773 [details]
patch

I contacted upstream personally if it is approved fix or different solution
will be expected. Now I am waiting for response.
Comment 3 Fedora Update System 2016-12-14 16:45:48 UTC 
unzip-6.0-31.fc24 has been submitted as an update to Fedora 24. https://bodhi.fedoraproject.org/updates/FEDORA-2016-80a2fba8aa
Comment 4 Fedora Update System 2016-12-14 16:45:54 UTC 
unzip-6.0-31.fc25 has been submitted as an update to Fedora 25. https://bodhi.fedoraproject.org/updates/FEDORA-2016-3b4de2babd
Comment 5 Tomas Hoger 2016-12-14 21:14:11 UTC 
(In reply to pstodulk from comment #2)
> I contacted upstream personally if it is approved fix or different solution
> will be expected. Now I am waiting for response.

The patch was posted by Steven M. Schweda.  It's also now included in here:

http://antinode.info/ftp/info-zip/unzip60/zipinfo.c

which seems to contain "files that got fixes since 6.0 release".
Comment 6 Fedora Update System 2016-12-15 05:04:45 UTC 
unzip-6.0-31.fc24 has been pushed to the Fedora 24 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-2016-80a2fba8aa
Comment 7 Fedora Update System 2016-12-15 05:08:52 UTC 
unzip-6.0-31.fc25 has been pushed to the Fedora 25 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-2016-3b4de2babd
Comment 8 Fedora Update System 2016-12-16 21:01:18 UTC 
unzip-6.0-31.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2016-12-16 22:23:21 UTC 
unzip-6.0-31.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
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