This capability is available for macOS Mojave, High Sierra, and Sierra in the latest security updates and may reduce performance by up to 40 percent 2, with the most impact on intensive computing tasks that are highly multithreaded. Apple has released three new security updates aimed at protecting Safari and WebKit from the Spectre attack. Full mitigation requires using the Terminal app to enable an additional CPU instruction and disable hyper-threading processing technology. On Monday, Apple released patches to fix Spectre flaws in Safari, macOS, and iOS, the tech giant released iOS 11.2.2 software a macOS High Sierra 10.13.2 supplemental update. Apple currently provides security updates to macOS 11 Big Sur and macOS 12 Monterey alongside the newly released macOS Ventura, and in the past, it has released security updates for older. Learn how to view and change app security settings on your Mac.Īlthough there are no known exploits affecting customers at the time of this writing, customers with computers at heightened risk or who run untrusted software on their Mac can optionally enable full mitigation to prevent harmful apps from exploiting these vulnerabilities. Apple released iOS 11.2.2 software, a macOS High Sierra 10.13.2 supplemental update, and Safari 11.0.2 to fix Spectre flaws. The two updates address Spectre Variant 2 CVE-2017-5715, known as a branch target injection vulnerability disclosed by Google researchers in January. Apple has released a trio of security updates aimed at protecting Safari and WebKit against the Spectre attack. All apps from the App Store are signed by Apple to ensure that they haven’t been tampered with or altered. This setting helps prevent the installation of apps that could potentially exploit these vulnerabilities. 1 This update prevents exploitation of these vulnerabilities via JavaScript or as a result of navigating to a malicious website in Safari.Ĭustomers can also protect their Mac by updating security settings in macOS to download apps only from the App Store. 2 days ago &0183 &32 Apple rolled out the first of its kind Rapid Security Response update quick fixes automatically installed on iPhones, iPads, and iMacs in-between software updates. To access the update, go to Settings -> General -> Software Update. The release also includes patches for two critical zero-day bugs exploited by attackers in the wild. Exploiting some of these security flaws could allow an attacker to take control of an affected system. A total of 16 vulnerabilities were addressed. ![]() Mac: Go to System Settings, choose General. Apple has released security updates for multiple products. ![]() MacOS Mojave 10.14.5 fixes this issue for Safari with no measurable performance impact. The iOS 11.2.2 update can be downloaded for free on all eligible devices over-the-air in the Settings app. iPhone or iPad: Go to Settings > General > Software Update > Automatic Updates, then make sure that Security Responses & System Files is turned on.
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