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AUSCERT External Security Bulletin Redistribution
ESB-2008.0458 -- [Solaris]
Multiple Security Vulnerabilities in Solaris 10 Involving the SCTP Protocol
May Result in a Panic and Denial of Service (DoS)
7 May 2008
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AusCERT Security Bulletin Summary
---------------------------------
Product: Solaris 10 Operating Syste
Publisher: Sun Microsystems
Operating System: Solaris
Impact: Denial of Service
Access: Remote/Unauthenticated
CVE Names: CVE-2008-2089 CVE-2008-2090
Original Bulletin:
http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-66-236321-1
http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-66-236521-1
Comment: This advisory includes two (2) Sun Advisories relating to the SCTP
protocol.
Revision History: May 7 2008: Added CVE numbers
May 5 2008: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
Solution Type: Sun Alert
Solution 236321 : A Security Vulnerability in Solaris 10 Involving
the SCTP Protocol May Result in a Panic and Denial of Service (DoS)
Bug ID: 6539524
Product
Solaris 10 Operating System
Date of Resolved Release: 02-May-2008
SA Document Body
A Security Vulnerability in Solaris 10 Involving the SCTP Protocol May Result i
n a Panic and Denial of Service (DoS)
1. Impact
A security vulnerability in Solaris 10 related to the SCTP protocol
may allow a local or remote unprivileged user to cause a system panic
resulting in a Denial of Service (DoS) condition. (See also sctp(7P)).
2. Contributing Factors
This issue can occur in the following releases:
SPARC Platform
* Solaris 10 without patch 127127-08
x86 Platform
* Solaris 10 without patch 127128-08
Note: Solaris 8 and 9 are not affected by this issue.
3. Symptoms
If the described issue occurs, the system may panic with a stack
similar to the following:
sctp_data_chunk+0x6ec
sctp_input_data+0x4a0
sctp_input+0x734
ip_sctp_input+0x478
ip_input+0xb54
putnext+0x218
ce_drain_fifo+0x950
thread_start+4
4. Workaround
There is no workaround for this issue. Please see the Resolution
section below.
5. Resolution
This issue is addressed in the following releases:
SPARC Platform
* Solaris 10 with patch 127127-08 or later
x86 Platform
* Solaris 10 with patch 127128-08 or later
For more information on Security Sun Alerts, see Technical
Instruction ID 213557.
This Sun Alert notification is being provided to you on an "AS IS"
basis. This Sun Alert notification may contain information provided by
third parties. The issues described in this Sun Alert notification may
or may not impact your system(s). Sun makes no representations,
warranties, or guarantees as to the information contained herein. ANY
AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT
YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE
OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN.
This Sun Alert notification contains Sun proprietary and confidential
information. It is being provided to you pursuant to the provisions of
your agreement to purchase services from Sun, or, if you do not have
such an agreement, the Sun.com Terms of Use. This Sun Alert
notification may only be used for the purposes contemplated by these
agreements.
Copyright 2000-2008 Sun Microsystems, Inc., 4150 Network Circle, Santa
Clara, CA 95054 U.S.A. All rights reserved
Solution Type: Sun Alert
Solution 236521 : A Security Vulnerability in Solaris 10 Involving
the SCTP Protocol May Result in a Denial of Network Services Due to
Network Flooding
Bug ID: 6340684
Product
Solaris 10 Operating System
Date of Resolved Release: 02-May-2008
SA Document Body
A Security Vulnerability in Solaris 10 Involving the SCTP Protocol
1. Impact
A security vulnerability in Solaris 10 related to the SCTP protocol
(see sctp(7P)) may allow a local or remote unprivileged user to cause
significant performance degradation or hang the system or network
devices, resulting in a Denial of Service (DoS) condition.
2. Contributing Factors
This issue can occur in the following releases:
SPARC Platform
* Solaris 10 without patch 127127-08
x86 Platform
* Solaris 10 without patch 127128-08
3. Symptoms
If the described issue occurs, excessive network traffic is generated
in response to certain incoming SCTP packets (see sctp(7P)) which
should be ignored. This may result in the flooding of the network.
4. Workaround
There is no workaround for this issue. Please see the Resolution
section below.
5. Resolution
This issue is resolved in the following releases:
SPARC Platform
* Solaris 10 with patch 127127-08 or later
x86 Platform
* Solaris 10 with patch 127128-08 or later
For more information on Security Sun Alerts, see Technical
Instruction ID 213557
This Sun Alert notification is being provided to you on an "AS IS"
basis. This Sun Alert notification may contain information provided by
third parties. The issues described in this Sun Alert notification may
or may not impact your system(s). Sun makes no representations,
warranties, or guarantees as to the information contained herein. ANY
AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT
YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE
OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN.
This Sun Alert notification contains Sun proprietary and confidential
information. It is being provided to you pursuant to the provisions of
your agreement to purchase services from Sun, or, if you do not have
such an agreement, the Sun.com Terms of Use. This Sun Alert
notification may only be used for the purposes contemplated by these
agreements.
Copyright 2000-2008 Sun Microsystems, Inc., 4150 Network Circle, Santa
Clara, CA 95054 U.S.A. All rights reserved
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