Bug 1226765 - CVE-2014-9717 kernel: unsharing MNT_LOCKED mount can expose files beneath the mount. [fedora-all]
Summary: CVE-2014-9717 kernel: unsharing MNT_LOCKED mount can expose files beneath the...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: kernel
Version: 21
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Kernel Maintainer List
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks: CVE-2014-9717
TreeView+ depends on / blocked
 
Reported: 2015-06-01 04:03 UTC by Wade Mealing
Modified: 2015-06-01 14:30 UTC (History)
8 users (show)

Fixed In Version:
Doc Type: Release Note
Doc Text:
Clone Of:
Environment:
Last Closed: 2015-06-01 14:30:06 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Wade Mealing 2015-06-01 04:03:55 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.

Reproducers, if any, will remain confidential and never be made public, unless done so by the security team.

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

Comment 1 Wade Mealing 2015-06-01 04:04:02 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=1226751,1226765

# Description of your update
notes=Security fix for CVE-2014-9717

# 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 instead:

https://admin.fedoraproject.org/updates/new/?type_=security&bugs=1226751,1226765

Comment 2 Josh Boyer 2015-06-01 14:30:06 UTC
This is all already fixed in Fedora.  There is a series of patches that went into the 4.1-rc1 release that fixed things.  Most were backported to the 4.0.2 stable kernel tree with commits:

1527fbabfa4fdb32f66b47dd48518572fb4e0eaa
a15f7b5e276d1b8f71d3d64d7f3f509e77bee5e4
953bab2cb35f8f6f2a0183c1b27ff7466f72bccc
7052e71b2d085f76800115d4a212dcaf82b86262
7a9742a65c02e30a62ae42c765eb4dff26b51cc9
397dd1fc1225b478824134ddd5540f889b13809d
928116b22b1eb446c59a0fb93857d7a6d80930af
92e35ac5954f9f7829ad88066930a4b2b58fe4dd
2db706971b3f28b3d59a9af231578803da85def8
20e62ee6fa3da23a792ca31d4b68069060317260
c076cbf218f3cb83dffe6982587d2b9751318962
84b78514033ff22c443473214ab6d0508394cf7a

Two of the series were missing, but those were added to Fedora last week and are queued up for the next upstream stable release.


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