CVE-2010-2221: Arne Redlich & Ross Walker Iscsitarget

Medium severity, CVSS 5.0. EPSS: 5.3% chance of exploitation in the next 30 days.

Multiple buffer overflows in the iSNS implementation in isns.c in (1) Linux SCSI target framework (aka tgt or scsi-target-utils) before 1.0.6, (2) iSCSI Enterprise Target (aka iscsitarget or IET) 1.4.20.1 and earlier, and (3) Generic SCSI Target Subsystem for Linux (aka SCST or iscsi-scst) 1.0.1.1 and earlier allow remote attackers to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via (a) a long iSCSI Name string in an SCN message or (b) an invalid PDU.

Affected products

• Arne Redlich & Ross Walker Iscsitarget: up to and including 1.4.20; version 0.1.0 only; version 0.2.0 only; version 0.2.1 only; version 0.2.2 only; version 0.2.3 only; …
• Vladislav Bolkhovitin Generic Scsi Target Subsystem: up to and including 1.0.1; version 0.9.0a only; version 0.9.1 only; version 0.9.2 only; version 0.9.3 only; version 0.9.4 only; …
• Zaal Tgt: up to and including 1.0.5; version 0.9.5 only; version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; …

Published 2010-07-08. Last modified 2026-06-16.