USN-1156-1: tgt vulnerabilities

21 June 2011

An attacker could send crafted input to tgt and cause it to crash or run arbitrary programs.

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Releases

Packages

  • tgt - Linux SCSI target user-space tools

Details

It was discovered that tgt incorrectly handled long iSCSI name strings, and
invalid PDUs. A remote attacker could exploit this to cause tgt to crash,
resulting in a denial of service, or possibly execute arbitrary code. This
issue only affected Ubuntu 10.10. (CVE-2010-2221)

Emmanuel Bouillon discovered that tgt incorrectly handled certain iSCSI
logins. A remote attacker could exploit this to cause tgt to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2011-0001)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 11.04
Ubuntu 10.10

In general, a standard system update will make all the necessary changes.

References

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Further reading