| From: |
| Eren Turkay <eren@pardus.org.tr> |
| To: |
| pardus-security@pardus.org.tr |
| Subject: |
| [Pardus-security] [PLSA 2010-78] Samba: Denial of Service |
| Date: |
| Tue, 15 Jun 2010 12:39:35 +0300 (EEST) |
| Message-ID: |
| <20100615093935.767C4A7AC79@lider.pardus.org.tr> |
| Archive-link: |
| Article, Thread
|
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Pardus Linux Security Advisory 2010-78 security@pardus.org.tr
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Date: 2010-06-15
Severity: 3
Type: Local
------------------------------------------------------------------------
Summary
=======
A vulnerability has been fixed within in the Samba Smbd daemon which
allows an attacker to trigger an uninitialized variable read by sending
a specific 'Sessions Setup AndX' query. Successful exploitation of the
issue will result in a denial of service.
Description
===========
The Server Message Block (SMB) protocol, also known as Common Internet
File System (CIFS) acts as an application-layer protocol to provide
shared access to files, printers and Inter-Process Communication (IPC).
It is also a transport for Distributed Computing Environment / Remote
Procedure Call (DCE / RPC) operations After negotiating an SMB
communication the client sends a 'Session Setup AndX' packet to
negotiate a session in order to be able to connect on a specific share.
IT is possible to trigger an uninitialized variable read by sending a
specific 'Sessions Setup AndX' query. Successful exploitation of the
issue will result in a denial of service.
Affected packages:
Pardus 2009:
samba, all before 3.3.10-52-13
Resolution
==========
There are update(s) for samba. You can update them via Package Manager
or with a single command from console:
pisi up samba
References
==========
* http://bugs.pardus.org.tr/show_bug.cgi?id=13175
------------------------------------------------------------------------
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