22 February 2006
Sophos fixes false positive in OSX/Inqtana-B detection Sophos customers automatically updated to fix problem
SophosLabs™, Sophos's global network of virus, spyware and spam analysis centers, issued an update at 14:43 GMT on Tuesday 21 February to detect the OSX/Inqtana-B worm for Mac OS X.
Unfortunately, this update was flawed, and Mac OS X users may have been mistakenly warned by Sophos Anti-Virus for Mac OS X that some files on their computers were infected with the worm.
SophosLabs quickly discovered the problem, and issued a revised update less than two hours later at 16:40 GMT, Tuesday 21 February. Customers who take advantage of Sophos's automated updating facility will have been automatically updated from this time, and will no longer experience the false positive.
Additionally, an email was sent to customers who are subscribed to Sophos's email notification list informing them that the IDE had been updated to correct the detection issue.
Sophos apologizes for any inconvenience that this problem has caused. Measures have been put in place to ensure that the problem does not occur again. Any customers who require further guidance are recommended to contact Sophos Technical Support.
Sophos would like to remind customers that the OSX/Inqtana-B worm is not in-the-wild, and is unlikely to be encountered.
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About Sophos
Sophos enables enterprises all over the world to secure and control their IT infrastructure. Sophos's network access control, endpoint, web and email solutions simplify security to provide integrated defenses against malware, spyware, intrusions, unwanted applications, spam, policy abuse, data leakage and compliance drift. With over 20 years of experience, Sophos protects over 100 million users in nearly 150 countries with its reliably engineered security solutions and services. Recognized for its high level of customer satisfaction and powerful yet easy-to-use solutions, Sophos has received many industry awards, as well as positive reviews and certifications.
Sophos is headquartered in Boston, US and Oxford, UK. More information is available at www.sophos.com

