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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.

Google Releases Chrome 4.0.249.78

Google has released Chrome 4.0.249.78 for Windows to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, obtain sensitive information, bypass security restrictions, or cause a denial-of-service condition.

US-CERT encourages users and administrators to review the Google Chrome Releases blog entry and update to Chrome 4.0.249.78 for Windows to help mitigate the risks.

RealNetworks, Inc. Releases Updates to Address Vulnerabilities

RealNetworks, Inc. has released updates to address multiple vulnerabilities in several versions of RealPlayer for Windows, Mac, and Linux and several versions of the Helix Player for Linux. These vulnerabilities may allow an attacker to execute arbitrary code.

US-CERT encourages users and administrators to review the RealNetworks, Inc. advisory and apply any necessary updates to help mitigate the risks.

Microsoft Releases Cumulative Security Update for Internet Explorer

Microsoft has released Security Bulletin MS10-002 as a Cumulative Security Update for Internet Explorer. This update addresses multiple vulnerabilities that when exploited, may allow an attacker to execute arbitrary code.

US-CERT encourages users and administrators to review Microsoft Security Bulletin MS10-002 and apply any necessary updates to help mitigate the risks.

Apple Releases Security Update 2010-001

Apple has released Security Update 2010-001 to address multiple vulnerabilities in a number of applications. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition.

US-CERT encourages users and administrators to review Apple article HT4004 and apply any necessary updates to help mitigate the risks.

Adobe Releases Shockwave Player Update

Adobe has released an update for Shockwave Player to address multiple vulnerabilities. These vulnerabilities affect Adobe Shockwave Player 11.5.2.602 and earlier versions for Windows and Macintosh. Exploitation of these vulnerabilities may allow an attacker to execute arbitrary code.

US-CERT encourages users and administrators to review Adobe Security Bulletin APSB10-03 and apply any necessary updates to help mitigate the risks.

Microsoft Releases Security Advisory 979352

Microsoft has released Security Advisory 979352 to alert users of a vulnerability in Microsoft Internet Explorer. The advisory indicates that exploitation of this vulnerability may allow an attacker to execute arbitrary code. Microsoft also indicates that it is aware of public, active exploitation of this vulnerability.

US-CERT encourages users and administrators to review Microsoft Security Advisory 979352 and apply the suggested workaround of setting the Internet zone security setting to High to help mitigate the risks.

Additional information about this vulnerability can be found in Vulnerability Note VU#492515.

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