Bug 1083274 - (CVE-2014-2678) CVE-2014-2678 kernel: net: rds: dereference of a NULL device in rds_iw_laddr_check()
CVE-2014-2678 kernel: net: rds: dereference of a NULL device in rds_iw_laddr_...
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20140329,repor...
: Security
Depends On: 1083276 1083277 1083278 1083279 1083280 1083281 1083282 1093311 1093312 1093341
Blocks: 1083273
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Reported: 2014-04-01 15:34 EDT by Petr Matousek
Modified: 2015-07-31 03:17 EDT (History)
35 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A NULL pointer dereference flaw was found in the rds_iw_laddr_check() function in the Linux kernel's implementation of Reliable Datagram Sockets (RDS). A local, unprivileged user could use this flaw to crash the system.
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Environment:
Last Closed: 2014-07-29 12:28:27 EDT
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RHEL 7.3 requirements from Atomic Host:


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Description Petr Matousek 2014-04-01 15:34:46 EDT
Description of the problem:
Binding might result in a NULL device which is later dereferenced in rds_iw_laddr_check() function without checking.

A local unprivileged user could use this flaw to crash the system.

Upstream patch:
http://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/net/rds/iw.c?id=bf39b4247b8799935ea91d90db250ab608a58e50

References:
http://seclists.org/oss-sec/2014/q1/711
Comment 1 Petr Matousek 2014-04-01 15:35:52 EDT
Statement:

(none)
Comment 4 Petr Matousek 2014-04-01 15:39:04 EDT
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1083280]
Comment 5 Fedora Update System 2014-04-08 20:51:17 EDT
kernel-3.13.9-100.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 6 Fedora Update System 2014-04-08 20:58:08 EDT
kernel-3.13.9-200.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 9 errata-xmlrpc 2014-05-27 12:27:38 EDT
This issue has been addressed in following products:

  MRG for RHEL-6 v.2

Via RHSA-2014:0557 https://rhn.redhat.com/errata/RHSA-2014-0557.html
Comment 10 errata-xmlrpc 2014-07-23 12:05:12 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2014:0926 https://rhn.redhat.com/errata/RHSA-2014-0926.html
Comment 11 Martin Prpic 2014-07-28 07:34:16 EDT
IssueDescription:

A NULL pointer dereference flaw was found in the rds_iw_laddr_check() function in the Linux kernel's implementation of Reliable Datagram Sockets (RDS). A local, unprivileged user could use this flaw to crash the system.
Comment 12 errata-xmlrpc 2014-07-29 11:51:52 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:0981 https://rhn.redhat.com/errata/RHSA-2014-0981.html
Comment 13 errata-xmlrpc 2014-08-27 10:01:51 EDT
This issue has been addressed in following products:

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

Via RHSA-2014:1101 https://rhn.redhat.com/errata/RHSA-2014-1101.html

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