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Bug 1155745 - (CVE-2014-3688) CVE-2014-3688 kernel: net: sctp: remote memory pressure from excessive queueing
CVE-2014-3688 kernel: net: sctp: remote memory pressure from excessive queueing
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
high Severity high
: ---
: ---
Assigned To: Red Hat Product Security
impact=important,public=20141009,repo...
: Security
Depends On: 1152755 1154676 1155746 1155747 1155748 1155749 1155750 1155751
Blocks: 1147872
  Show dependency tree / graph
 
Reported: 2014-10-22 14:10 EDT by Petr Matousek
Modified: 2015-07-29 13:47 EDT (History)
30 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled the association's output queue. A remote attacker could send specially crafted packets that would cause the system to use an excessive amount of memory, leading to a denial of service.
Story Points: ---
Clone Of:
Environment:
Last Closed: 2015-01-13 19:12:20 EST
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
CRM:
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

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External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2014:1971 normal SHIPPED_LIVE Important: kernel security and bug fix update 2014-12-09 20:33:29 EST
Red Hat Product Errata RHSA-2014:1997 normal SHIPPED_LIVE Important: kernel security and bug fix update 2014-12-16 19:12:55 EST
Red Hat Product Errata RHSA-2015:0043 normal SHIPPED_LIVE Important: kernel security and bug fix update 2015-01-13 18:27:54 EST
Red Hat Product Errata RHSA-2015:0062 normal SHIPPED_LIVE Important: kernel security, bug fix, and enhancement update 2015-01-20 17:21:42 EST
Red Hat Product Errata RHSA-2015:0115 normal SHIPPED_LIVE Important: kernel security update 2015-02-03 17:10:29 EST

  None (edit)
Description Petr Matousek 2014-10-22 14:10:43 EDT 
It was found that Linux kernel's sctp stack is prone to remotely triggerable
memory pressure issue caused by excessive queueing.

A remote attacker could use this flaw to cause denial-of-service conditions on
the system.

Upstream commmit:

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=26b87c7881006311828bb0ab271a551a62dcceb4
Comment 2 Petr Matousek 2014-10-22 14:12:04 EDT 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1155751]
Comment 3 Petr Matousek 2014-10-22 14:16:17 EDT 
Statement:

This issue does affect Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG. Future Linux kernel updates for the respective releases will address this issue.
Comment 4 Fedora Update System 2014-10-28 02:43:13 EDT 
kernel-3.16.6-202.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 5 Fedora Update System 2014-11-03 00:22:56 EST 
kernel-3.17.2-300.fc21 has been pushed to the Fedora 21 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 6 Fedora Update System 2014-11-16 09:46:33 EST 
kernel-3.14.23-100.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 7 Martin Prpič 2014-12-05 09:28:41 EST 
IssueDescription:

A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled the association's output queue. A remote attacker could send specially crafted packets that would cause the system to use an excessive amount of memory, leading to a denial of service.
Comment 8 errata-xmlrpc 2014-12-09 15:37:27 EST 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2014:1971 https://rhn.redhat.com/errata/RHSA-2014-1971.html
Comment 9 errata-xmlrpc 2014-12-16 14:13:52 EST 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:1997 https://rhn.redhat.com/errata/RHSA-2014-1997.html
Comment 10 errata-xmlrpc 2015-01-13 13:28:44 EST 
This issue has been addressed in the following products:

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

Via RHSA-2015:0043 https://rhn.redhat.com/errata/RHSA-2015-0043.html
Comment 11 errata-xmlrpc 2015-01-20 12:23:46 EST 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6.5 EUS - Server and Compute Node Only

Via RHSA-2015:0062 https://rhn.redhat.com/errata/RHSA-2015-0062.html
Comment 12 errata-xmlrpc 2015-02-03 12:12:53 EST 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6.2 AUS

Via RHSA-2015:0115 https://rhn.redhat.com/errata/RHSA-2015-0115.html
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