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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 Safari 5.0.1 and Safari 4.1.1

Apple has released Safari 5.0.1 and Safari 4.1.1 for Windows and Mac OS X to address multiple vulnerabilities in Safari and WebKit. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or obtain sensitive information.

US-CERT encourages users and administrators to review Apple article HT4276 and apply any necessary updates to help mitigate the risks.

Google Releases Chrome 5.0.375.125

Google has released Chrome 5.0.375.125 for Linux, Mac, and Windows to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or obtain sensitive information.

US-CERT encourages users and administrators to review the Google Chrome Releases blog entry and apply any necessary updates to help mitigate the risks.

Firefox Releases Firefox 3.6.8

The Mozilla Foundation has released Firefox 3.6.8 to address a critical vulnerability. This vulnerability may allow an attacker to execute arbitrary code.

US-CERT encourages users and administrators to review the Mozilla Foundation security advisory MFSA 2010-48 and update to Firefox 3.6.8 to help mitigate the risks.

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