Bug 1317386 (CVE-2016-3135) - CVE-2016-3135 kernel: netfilter: size overflow in x_tables
Summary: CVE-2016-3135 kernel: netfilter: size overflow in x_tables
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2016-3135
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
: 1320143 (view as bug list)
Depends On: 1317387
Blocks: 1317388 1320141
TreeView+ depends on / blocked
 
Reported: 2016-03-14 07:50 UTC by Andrej Nemec
Modified: 2021-02-17 04:10 UTC (History)
35 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
An integer overflow vulnerability was found in the Linux kernel in xt_alloc_table_info, which on 32-bit systems can lead to small structure allocation and a copy_from_user based heap corruption.
Clone Of:
Environment:
Last Closed: 2016-03-17 15:10:32 UTC
Embargoed:

Attachments (Terms of Use)

Description Andrej Nemec 2016-03-14 07:50:57 UTC 
An integer overflow vulnerability was found in xt_alloc_table_info, which on 32-bit systems can lead to small structure allocation and a copy_from_user based heap corruption.

Proposed fix:

patch v1 message: http://marc.info/?l=netfilter-devel&m=145757136822750&w=2
patch v1  thread: http://marc.info/?t=145757149700001&r=1&w=2

patch v2 message: http://marc.info/?l=netfilter-devel&m=145800533813758&w=2 (in netfilter-devel)
patch v2 message: http://marc.info/?l=linux-netdev&m=145800538413781&w=2 (in linux-netdev)

CVE request and assignment:

http://seclists.org/oss-sec/2016/q1/581
http://seclists.org/oss-sec/2016/q1/619
Comment 1 Andrej Nemec 2016-03-14 07:51:50 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1317387]
Comment 4 Vladis Dronov 2016-03-17 15:10:06 UTC 
Statement:

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, as the code with the flaw is not present in the products listed.

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2, as 32-bit versions of the products listed are not shipped by the Red Hat.
Comment 5 Petr Matousek 2016-03-22 12:48:28 UTC 
*** Bug 1320143 has been marked as a duplicate of this bug. ***
Comment 6 Fedora Update System 2016-03-23 22:25:34 UTC 
kernel-4.4.6-300.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
Comment 7 Fedora Update System 2016-03-24 00:00:36 UTC 
kernel-4.4.6-200.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2016-04-02 00:41:28 UTC 
kernel-4.5.0-302.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2016-04-02 15:49:10 UTC 
kernel-4.5.0-302.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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