Mandriva Linux Security Advisory : postfix (MDVSA-2011:090)
Medium Nessus Plugin ID 54298
SynopsisThe remote Mandriva Linux host is missing one or more security updates.
DescriptionA vulnerability has been found and corrected in postfix :
The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method (CVE-2011-1720).
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The updated packages have been patched to correct this issue.
SolutionUpdate the affected packages.