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AUSCERT External Security Bulletin Redistribution
ESB-2009.0207 -- [Solaris]
A Security Vulnerability With the Solaris Crypto Driver May
Cause a System Panic
11 March 2009
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AusCERT Security Bulletin Summary
---------------------------------
Product: Solaris 10 Operating System
OpenSolaris
Publisher: Sun Microsystems
Operating System: Solaris
OpenSolaris
Impact: Denial of Service
Access: Remote/Unauthenticated
CVE Names: CVE-2009-0838
Original Bulletin:
http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-66-254088-1
Revision History: March 11 2009: Added CVE
March 6 2009: Initial Release
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Solution Type: Sun Alert
Solution 254088 : A Security Vulnerability With the Solaris Crypto
Driver May Cause a System Panic
Bug ID: 6767649
Product
Solaris 10 Operating System
OpenSolaris
Date of Resolved Release: 04-Mar-2009
SA Document Body
A Security Vulnerability With the Solaris Crypto Driver May Cause a System
Panic
1. Impact
A security vulnerability in the Solaris crypto pseudo device driver
may allow a local unprivileged user to panic the system causing a
Denial of Service (DoS).
2. Contributing Factors
This issue can occur in the following releases:
SPARC Platform:
* Solaris 10 without patch 139498-04
* OpenSolaris based upon builds snv_88 through snv_102
x86 Platform:
* Solaris 10 without patch 139499-04
* OpenSolaris based upon builds snv_88 through snv_102
Note: Solaris 8 and Solaris 9 are not impacted by this issue.
OpenSolaris distributions may include additional bug fixes above and
beyond the build from which it was derived. To determine the base
build of OpenSolaris, the following command can be used:
$ uname -v
snv_86
3. Symptoms
If the described issue occurs, the system may panic with a stack trace
similar to the following:
vmem_hash_delete(): bad free
vmem_hash_delete()
vmem_xfree()
object_get_attribute_value()
fop_ioctl()
ioctl()
4. Workaround
There is no workaround for this issue. Please see the Resolution
section below.
5. Resolution
Thi issue is addressed in the following releases:
SPARC Platform:
* Solaris 10 with patch 139498-04 or later
* OpenSolaris based upon builds snv_103 or later
x86 Platform:
* Solaris 10 with patch 139499-04 or later
* OpenSolaris based upon builds snv_103 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 2000-2009 Sun Microsystems, Inc., 4150 Network Circle, Santa
Clara, CA 95054 U.S.A. All rights reserved
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