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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 iOS 4

Apple has released iOS 4 for iPhone 3G and later, and iPod touch (2nd generation) and later, to address multiple vulnerabilities across several packages. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, disclose sensitive information, bypass security restrictions, or conduct cross-site scripting attacks.

US-CERT encourages users and administrators to review Apple article HT4225 and update to iOS 4 as necessary to help mitigate the risks.

Mozilla Releases Firefox 3.6.4

The Mozilla Foundation has released Firefox 3.6.4 and Firefox 3.5.10 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, obtain sensitive information, or conduct cross-site scripting attacks. Some of these vulnerabilities also affect Thunderbird and SeaMonkey.

US-CERT encourages users and administrators to review the security advisories for Firefox 3.6 and Firefox 3.5 and apply any necessary updates to help mitigate the risks.

Apple Releases iTunes 9.2

Apple has released iTunes 9.2 for Windows systems to address multiple vulnerabilities affecting the ColorSync, ImageIO, and WebKit packages. 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 HT4220 and apply any necessary updates to help mitigate the risks.

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