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The US-CERT Current Activity web page is a regularly updated summary of the most frequent, high-impact types of security incidents currently being reported to the US-CERT.

Apple Releases Security Update

Apple has released a security update to address a vulnerability in its iBooks Author software. Exploitation of this vulnerability may allow an attacker to obtain sensitive information from an affected system.
 
US-CERT encourages users and administrators to review the Apple security website and apply the necessary update.

Cisco Releases Security Update

Cisco has released a security update to address a vulnerability in its Cisco Firepower System software. Exploitation of this vulnerability could allow a remote attacker to take control of an affected system. 

Users and administrators are encouraged to review the Cisco Security Advisory and apply the necessary updates.

Google Releases Security Update for Chrome

Google has released Chrome version 49.0.2623.108 to address multiple vulnerabilities for Windows, Mac, and Linux. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system.

US-CERT encourages users and administrators to review the Chrome Releases page and apply the necessary update.

Oracle Releases Security Update for Java SE

Oracle has released Java SE 8u77 to address a vulnerability in prior versions of the software. Exploitation of this vulnerability may allow a remote attacker to take control of an affected system.

Users and administrators are encouraged to review the Oracle security alert and apply the necessary update.

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in multiple products. Exploitation of these vulnerabilities could allow a remote attacker to create a denial-of-service condition.

US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the necessary updates:

Apple Releases Multiple Security Updates

Apple has released security updates for iOS, watchOS, tvOS, Xcode, OS X El Capitan, OS X Server 5.1, and Safari to address multiple vulnerabilities. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of an affected system.

Available updates include:

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