Bug 872612 – net: WARN if struct ip_options was allocated directly by kmalloc [rhel-5.9]

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 872612 - net: WARN if struct ip_options was allocated directly by kmalloc [rhel-5.9]

Summary:	net: WARN if struct ip_options was allocated directly by kmalloc [rhel-5.9]

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 5
Classification:	Red Hat
Component:	kernel (Show other bugs)
Sub Component:
Version:	5.9
Hardware:	Unspecified Unspecified

Priority	urgent Severity high
Target Milestone:	rc
Target Release:	---
Assigned To:	Jiri Pirko
QA Contact:	Hangbin Liu
Docs Contact:

URL:
Whiteboard:
Keywords:	ZStream

Depends On:	855302
Blocks:	874973
	Show dependency tree / graph

Reported:	2012-11-02 11:02 EDT by Jiri Pirko
Modified:	2015-05-04 21:23 EDT (History)
CC List:	9 users (show)

See Also:
Fixed In Version:	kernel-2.6.18-346.el5
Doc Type:	Enhancement
Doc Text:	The INET socket interface has been modified to send a warning message when the ip_options structure is allocated directly by a third-party module using the kmalloc() function.
Story Points:	---
Clone Of:
Clones:	872799 (view as bug list)
Environment:
Last Closed:	2013-01-07 23:44:34 EST
Type:	Bug
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHBA-2013:0006	normal	SHIPPED_LIVE	Red Hat Enterprise Linux 5.9 kernel update	2013-01-08 03:48:56 EST

Groups: None (edit)

Description Jiri Pirko 2012-11-02 11:02:40 EDT

In case struct ip_options is allocated directly by kmalloc by a 3rd
party module, warn about this situation in get_ip_options_rcu().

Comment 2 RHEL Product and Program Management 2012-11-03 06:00:09 EDT

This request was evaluated by Red Hat Product Management for
inclusion in a Red Hat Enterprise Linux release.  Product
Management has requested further review of this request by
Red Hat Engineering, for potential inclusion in a Red Hat
Enterprise Linux release for currently deployed products.
This request is not yet committed for inclusion in a release.

Comment 9 Phillip Lougher 2012-11-13 15:17:34 EST

Patch(es) available in kernel-2.6.18-346.el5
You can download this test kernel (or newer) from http://people.redhat.com/plougher/el5/
Detailed testing feedback is always welcomed.
If you require guidance regarding testing, please ask the bug assignee.

Comment 13 errata-xmlrpc 2013-01-07 23:44:34 EST

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

http://rhn.redhat.com/errata/RHBA-2013-0006.html

Note You need to log in before you can comment on or make changes to this bug.