![\"Apple](\"https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2013\/01\/Apple-Security-Update-Header.png\")
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Apple has just released macOS High Sierra 10.13.3, Security Update 2018-001 Sierra and Security Update 2018-001 El Capitan, Safari 11.0.3, iOS 11.2.5, watchOS 4.2.2 and\u00a0tvOS 11.2.5. These updates fix a vast array of security bugs, most prominently for macOS Sierra and OS X El Capitan as the updates patch the Meltdown flaw<\/a>.<\/p>\n Ensuring your software is always up-to-date is one of the best ways to maintain your Apple product’s security, so without further ado, following is a list of key details in each update as well as where you can obtain them for your Apple device.<\/p>\n These updates are available for macOS High Sierra 10.13.2, macOS Sierra 10.12.6, and OS X El Capitan 10.11.6.<\/p>\n The most notable security updates are\u00a0available for\u00a0macOS Sierra and OS X El Capitan, which include\u00a0patches for the Meltdown flaw.\u00a0Another\u00a0bug fix mentioned in Apple’s security notice<\/a>\u00a0is related to Messages, where “processing a maliciously crafted text message may lead to application denial of service.” Stay tuned\u00a0tomorrow morning for a new\u00a0episode of the Intego Mac Podcast<\/a> in which Kirk and Josh take a deeper look at\u00a0these kinds of Message-based bugs.<\/p>\n Altogether, 17 security issues were addressed in the above mentioned operating system updates. For the full list of security issues addressed by these updates, have a look here<\/a>.<\/p>\n Mac users can download and install\u00a0macOS High Sierra 10.13.3, Security Update 2018-001 (Sierra), and Security Update 2018-001 (El Capitan) from the Mac App Store, or you can get them from Apple’s official website.<\/p>\n Apple.com Downloads<\/strong><\/p>\n Note that macOS High Sierra 10.13.3 includes Safari 11.0.3, but Sierra and El Capitan users will see this as a separate download in the Mac App Store.<\/p>\n Safari 11.0.3 is a minor update that includes just 3 fixes for WebKit, all addressing the same vulnerability.<\/p>\n WebKit Further security release notes may be published at a later date, so keep an eye on this page<\/a> for more details.<\/p>\n iOS 11.2.5\u00a0is available for iPhone 5s and later, iPad Air and later, and iPod touch 6th generation.<\/p>\n A total of 13 security bugs were patched in iOS 11.2.5, many of which were also\u00a0addressed in macOS. Most notably, Apple tackled\u00a0a bug that allowed a malicious link to crash the Messages app<\/a>.<\/p>\n The full list of security issues addressed can be found here<\/a>. iOS users can download iOS 11.2.5 over the air by going to Settings<\/strong> > General<\/strong> > Software Update<\/strong>. You can also connect your iOS device to your Mac and let iTunes do the update for you.<\/p>\n watchOS 4.2.2 is available for\u00a0all Apple Watch models.<\/p>\n A total of 12 security issues were addressed, including a\u00a0fix for the malicious link that could crash Messages.<\/p>\n The full list of security issues addressed can be found here<\/a>. Apple watchOS users can download and install watchOS 4.2.2 by connecting the watch to its charger, and then on your\u00a0iPhone open\u00a0Apple Watch app<\/strong> > My Watch tab<\/strong> > General<\/strong> > Software Update<\/strong>.<\/p>\n tvOS 11.2.5 is available for Apple TV 4K and Apple TV (4th generation).<\/p>\n The same security issues that Apple patched in iOS 11.2.5 and watchOS 4.2.2 were also patched in\u00a0tvOS 11.2.5, excluding a\u00a0“LinkPresentation” flaw that does not impact\u00a0tvOS.<\/p>\n The full list of security issues addressed can be found here<\/a>. Apple TV users can update to\u00a0tvOS 11.2.5 directly from your\u00a0Apple TV by going to Settings<\/strong> > System<\/strong> > Update Software<\/strong>.<\/p>\n While much\u00a0can be said about the current state of macOS and Apple’s quality assurance testing before the company releases software updates, it is still best to install these updates as soon as you can to maintain your Apple product’s security.\u00a0After all, with the Meltdown and Spectre vulnerabilities<\/a> now patched across the board for all Apple supported operating systems and hardware, these are\u00a0two less things Mac users have to worry about.\u00a0Of course, having a good backup of your data<\/a> is important before doing any kind of updates, so make sure you do so\u00a0first.<\/p>\n","protected":false},"excerpt":{"rendered":" Apple has just released macOS High Sierra 10.13.3, Security Update 2018-001 Sierra and Security Update 2018-001 El Capitan, Safari 11.0.3, iOS 11.2.5, watchOS 4.2.2 and\u00a0tvOS 11.2.5. These updates fix a vast array of security bugs, most prominently for macOS Sierra and OS X El Capitan as the updates patch the Meltdown flaw. Ensuring your software […]<\/p>\n","protected":false},"author":79,"featured_media":55957,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false},"categories":[5],"tags":[3892,3880,3889,3886,3883,3898,3895],"yoast_head":"\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\n\n\t\n\t\n\t\nmacOS High Sierra 10.13.3, Security Update 2018-001 Sierra, Security Update 2018-001 El Capitan<\/h3>\n
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Safari 11.0.3<\/h3>\n
\n<\/strong>Available for: OS X El Capitan 10.11.6, macOS Sierra 10.12.6, and macOS High Sierra 10.13.3
\nImpact: Processing maliciously crafted web content may lead to arbitrary code execution
\nDescription: Multiple memory corruption issues were addressed with improved memory handling.<\/p><\/blockquote>\niOS 11.2.5<\/h3>\n
watchOS 4.2.2<\/h3>\n
tvOS 11.2.5<\/h3>\n