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Bug 1079214 - (CVE-2013-7339) CVE-2013-7339 kernel: net: rds: dereference of a NULL device in rds_ib_laddr_check()
CVE-2013-7339 kernel: net: rds: dereference of a NULL device in rds_ib_laddr_...
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
: ---
: ---
Assigned To: Red Hat Product Security
impact=moderate,public=20131219,repor...
: Security
Depends On: 1079216 1079217 1079218 1079219 1079220 1079221 1079222 1079223 1091357 1093338
Blocks: 1079227
  Show dependency tree / graph
 
Reported: 2014-03-21 04:54 EDT by Petr Matousek
Modified: 2015-07-31 03:17 EDT (History)
33 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A NULL pointer dereference flaw was found in the rds_ib_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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Clone Of:
Environment:
Last Closed: 2014-07-29 12:24:34 EDT
Type: ---
Regression: ---
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Documentation: ---
CRM:
Verified Versions:
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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-2014:0740 normal SHIPPED_LIVE Important: kernel security and bug fix update 2014-06-10 20:44:50 EDT
Red Hat Product Errata RHSA-2014:0981 normal SHIPPED_LIVE Important: kernel security, bug fix, and enhancement update 2014-07-29 15:51:12 EDT
Red Hat Product Errata RHSA-2014:1101 normal SHIPPED_LIVE Important: kernel security and bug fix update 2014-08-27 14:01:22 EDT

  None (edit)
Description Petr Matousek 2014-03-21 04:54:00 EDT 
Description of the problem:
Binding might result in a NULL device which is later dereferenced in rds_ib_laddr_check() function without checking.

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

Upstream patch:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c2349758acf1874e4c2b93fe41d072336f1a31d0

References:
http://seclists.org/oss-sec/2014/q1/628
Comment 3 Petr Matousek 2014-03-21 04:58:20 EDT 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1079222]
Comment 4 Petr Matousek 2014-03-21 04:59:56 EDT 
Statement:

(none)
Comment 7 errata-xmlrpc 2014-06-10 16:45:37 EDT 
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2014:0740 https://rhn.redhat.com/errata/RHSA-2014-0740.html
Comment 8 Vincent Danen 2014-06-20 09:47:44 EDT 
This issue has been addressed in following products:

  MRG for RHEL-6 v.2

Via RHSA-2014:0439 https://rhn.redhat.com/errata/RHSA-2014-0439.html
Comment 9 errata-xmlrpc 2014-07-29 11:51:28 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 10 Martin Prpič 2014-08-25 05:10:16 EDT 
IssueDescription:

A NULL pointer dereference flaw was found in the rds_ib_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 11 errata-xmlrpc 2014-08-27 10:01:41 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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