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AUSCERT External Security Bulletin Redistribution
Important: scsi-target-utils security update
9 July 2010
AusCERT Security Bulletin Summary
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2010-2221
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Red Hat Security Advisory
Synopsis: Important: scsi-target-utils security update
Advisory ID: RHSA-2010:0518-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2010-0518.html
Issue date: 2010-07-08
CVE Names: CVE-2010-2221
An updated scsi-target-utils package that fixes multiple security issues is
now available for Red Hat Enterprise Linux 5.
The Red Hat Security Response Team has rated this update as having
important security impact. A Common Vulnerability Scoring System (CVSS)
base score, which gives a detailed severity rating, is available from the
CVE link in the References section.
2. Relevant releases/architectures:
RHEL Cluster-Storage (v. 5 server) - i386, ia64, ppc, x86_64
The scsi-target-utils package contains the daemon and tools to set up and
monitor SCSI targets. Currently, iSCSI software and iSER targets are
Multiple buffer overflow flaws were found in scsi-target-utils' tgtd
daemon. A remote attacker could trigger these flaws by sending a
carefully-crafted Internet Storage Name Service (iSNS) request, causing the
tgtd daemon to crash. (CVE-2010-2221)
Red Hat would like to thank the Vulnerability Research Team at TELUS
Security Labs and Fujita Tomonori for responsibly reporting these flaws.
All scsi-target-utils users should upgrade to this updated package, which
contains a backported patch to correct these issues. All running
scsi-target-utils services must be restarted for the update to take effect.
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
5. Bugs fixed (http://bugzilla.redhat.com/):
593877 - CVE-2010-2221 scsi-target-utils: stack buffer overflow vulnerability
6. Package List:
RHEL Cluster-Storage (v. 5 server):
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
The Red Hat security contact is <email@example.com>. More contact
details at https://www.redhat.com/security/team/contact/
Copyright 2010 Red Hat, Inc.
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