Bug 1070705 - (CVE-2014-0101) CVE-2014-0101 kernel: net: sctp: null pointer dereference when processing authenticated cookie_echo chunk
CVE-2014-0101 kernel: net: sctp: null pointer dereference when processing aut...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
high Severity high
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Assigned To: Red Hat Product Security
Xin Long
impact=important,public=20140303,repo...
: Security
Depends On: 1067451 1070715 1070716 1071245 1071246 1071247 1072029
Blocks: 1070824
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Reported: 2014-02-27 06:56 EST by Petr Matousek
Modified: 2016-03-04 07:21 EST (History)
24 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A flaw was found in the way the Linux kernel processed an authenticated COOKIE_ECHO chunk during the initialization of an SCTP connection. A remote attacker could use this flaw to crash the system by initiating a specially crafted SCTP handshake in order to trigger a NULL pointer dereference on the system.
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RHEL 7.3 requirements from Atomic Host:


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Description Petr Matousek 2014-02-27 06:56:59 EST
Description of the problem:

A flaw was found in the way Linux kernel processed authenticated COOKIE_ECHO chunks.

A remote attacker could use this flaw to crash the system by sending a maliciously prepared SCTP handshake in order to trigger a NULL pointer dereference on the server.

Introduced by:
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bbd0d59809f9

Acknowledgements:

Red Hat would like to thank Nokia Siemens Networks for reporting this issue.
Comment 1 Petr Matousek 2014-02-27 07:04:31 EST
Statement:

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 5. Future kernel updates for Red Hat Enterprise MRG 2 may address this issue.
Comment 5 Petr Matousek 2014-03-03 12:05:09 EST
Upstream patch submission:

http://patchwork.ozlabs.org/patch/325898/
Comment 6 Petr Matousek 2014-03-06 03:09:20 EST
(In reply to Petr Matousek from comment #5)
> Upstream patch submission:
> 
> http://patchwork.ozlabs.org/patch/325898/

Upstream commit:

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ec0223ec48a9
Comment 7 Fedora Update System 2014-03-06 03:09:49 EST
kernel-3.13.5-202.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2014-03-08 23:38:28 EST
kernel-3.13.5-103.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 9 errata-xmlrpc 2014-04-01 04:24:27 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:0328 https://rhn.redhat.com/errata/RHSA-2014-0328.html
Comment 11 errata-xmlrpc 2014-04-22 13:46:47 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6.3 EUS - Server and Compute Node Only

Via RHSA-2014:0419 https://rhn.redhat.com/errata/RHSA-2014-0419.html
Comment 12 errata-xmlrpc 2014-04-24 13:43:57 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6.4 EUS - Server and Compute Node Only

Via RHSA-2014:0432 https://rhn.redhat.com/errata/RHSA-2014-0432.html
Comment 13 errata-xmlrpc 2014-05-20 07:01:09 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6.2 AUS

Via RHSA-2014:0520 https://rhn.redhat.com/errata/RHSA-2014-0520.html

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