AusCERT - ESB-2007.1043 -- [TRU64] -- HP Tru64 UNIX running FFM, Local Denial of Service (Dos)

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ESB-2007.1043 -- [TRU64] -- HP Tru64 UNIX running FFM, Local Denial of Service (Dos)
Date: 27 December 2007

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             AUSCERT External Security Bulletin Redistribution

                         ESB-2007.1043 -- [TRU64]
         HP Tru64 UNIX running FFM, Local Denial of Service (Dos)
                             27 December 2007

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              FFM
Publisher:            Hewlett-Packard
Operating System:     HP Tru64 Unix 5.1B-4
                      HP Tru64 Unix 5.1B-3
Impact:               Denial of Service
Access:               Existing Account
CVE Names:            CVE-2007-6519

Revision History:     December 27 2007: Added CVE
                      December 21 2007: Initial Release

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01310389
Version: 1

HPSBTU02300 SSRT071452 rev.1 - HP Tru64 UNIX running FFM, Local Denial of
Service (Dos)

NOTICE: The information in this Security Bulletin should be acted upon as
soon as possible.

Release Date: 2007-12-19
Last Updated: 2007-12-19

Potential Security Impact: Local Denial of Service (DoS)

Source: Hewlett-Packard Company, HP Software Security Response Team

VULNERABILITY SUMMARY
A potential security vulnerability has been identified with the HP Tru64 UNIX
Operating System running FFM (File-on-File Mounting File System). The
vulnerability could be exploited by a local, authorized user to cause a
Denial of Service (DoS).

References: None 

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
The following supported software versions are affected: 

HP Tru64 UNIX v5.1B-4 
HP Tru64 UNIX v5.1B-3 

BACKGROUND

RESOLUTION
HP is releasing the following Early Release Patch (ERP) kits publicly for use
by any customer until updates are available in mainstream release patch kits. 

The resolutions contained in the ERP kits are targeted for availability in
the following mainstream patch kit: 

HP Tru64 UNIX Version v5.1B-5

The ERP kits use dupatch to install and will not install over any Customer
Specific Patches (CSPs) that have file intersections with the ERPs. Contact
your service provider for assistance if the installation of the ERPs is
blocked by any of your installed CSPs.

The ERP kits distribute the following file:

/sys/BINARY/ffm_fs.mod

HP Tru64 UNIX Version v5.1B-4 
PREREQUISITE: HP Tru64 UNIX v5.1B-4 PK6 (BL27) 
Name: T64KIT1001398-V51BB27-ES-20071207 
Location: http://www.itrc.hp.com/service/patch/patchDetail.do?patchid=T64KIT1001398-V51BB27-ES-20071207 
 
HP Tru64 UNIX Version v5.1B-3 
PREREQUISITE: HP Tru64 UNIX v5.1B-3 PK5 (BL26) 
Name: T64KIT1001399-V51BB26-ES-20071207 
Location: http://www.itrc.hp.com/service/patch/patchDetail.do?patchid=T64KIT1001399-V51BB26-ES-20071207 
 


MD5 checksums are available from the ITRC patch database main page. From the
patch database main page, click Tru64 UNIX, then click verifying MD5
checksums under useful links.

PRODUCT SPECIFIC INFORMATION 

HISTORY 
Version:1 (rev.1) - 19 December 2007 Initial release 

Third Party Security Patches: Third party security patches which are to be
installed on systems running HP software products should be applied in
accordance with the customer's patch management policy. 

Support: For further information, contact normal HP Services support channel.

Report: To report a potential security vulnerability with any HP supported
product, send Email to: security-alert@hp.com 
It is strongly recommended that security related information being
communicated to HP be encrypted using PGP, especially exploit information. 
To get the security-alert PGP key, please send an e-mail message as follows:
  To: security-alert@hp.com 
  Subject: get key

Subscribe: To initiate a subscription to receive future HP Security Bulletins
via Email: 
http://h30046.www3.hp.com/driverAlertProfile.php?regioncode=NA&langcode=USENG&jumpid=in_SC-GEN__driverITRC&topiccode=ITRC 
On the web page: ITRC security bulletins and patch sign-up 
Under Step1: your ITRC security bulletins and patches 
  - check ALL categories for which alerts are required and continue.
Under Step2: your ITRC operating systems 
  - verify your operating system selections are checked and save.


To update an existing subscription: http://h30046.www3.hp.com/subSignIn.php 
Log in on the web page: Subscriber's choice for Business: sign-in. 
On the web page: Subscriber's Choice: your profile summary - use Edit
Profile to update appropriate sections.


To review previously published Security Bulletins visit:
http://www.itrc.hp.com/service/cki/secBullArchive.do 


* The Software Product Category that this Security Bulletin relates to is
represented by the 5th and 6th characters of the Bulletin number in the title: 

GN = HP General SW
MA = HP Management Agents
MI = Misc. 3rd Party SW
MP = HP MPE/iX
NS = HP NonStop Servers
OV = HP OpenVMS
PI = HP Printing & Imaging
ST = HP Storage SW
TL = HP Trusted Linux
TU = HP Tru64 UNIX
UX = HP-UX
VV = HP VirtualVault
 

System management and security procedures must be reviewed frequently to
maintain system integrity. HP is continually reviewing and enhancing the
security features of software products to provide customers with current
secure solutions.


"HP is broadly distributing this Security Bulletin in order to bring to the
attention of users of the affected HP products the important security
information contained in this Bulletin. HP recommends that all users
determine the applicability of this information to their individual
situations and take appropriate action. HP does not warrant that this
information is necessarily accurate or complete for all user situations and,
consequently, HP will not be responsible for any damages resulting from
user's use or disregard of the information provided in this Bulletin. To
the extent permitted by law, HP disclaims all warranties, either express or
implied, including the warranties of merchantability and fitness for a
particular purpose, title and non-infringement."

©Copyright 2007 Hewlett-Packard Development Company, L.P. 

Hewlett-Packard Company shall not be liable for technical or editorial
errors or omissions contained herein. The information provided is provided
"as is" without warranty of any kind. To the extent permitted by law,
neither HP or its affiliates, subcontractors or suppliers will be liable
for incidental, special or consequential damages including downtime cost;
lost profits; damages relating to the procurement of substitute products
or services; or damages for loss of data, or software restoration. The
information in this document is subject to change without notice.
Hewlett-Packard Company and the names of Hewlett-Packard products referenced
herein are trademarks of Hewlett-Packard Company in the United States and
other countries. Other product and company names mentioned herein may be
trademarks of their respective owners.

- --------------------------END INCLUDED TEXT--------------------

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        http://www.auscert.org.au/render.html?cid=1980

If you believe that your computer system has been compromised or attacked in 
any way, we encourage you to let us know by completing the secure National IT 
Incident Reporting Form at:

        http://www.auscert.org.au/render.html?it=3192

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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