- #Apple mac security update how to#
- #Apple mac security update pdf#
- #Apple mac security update install#
- #Apple mac security update update#
According (Opens in a new window) to Citizen Lab, which has dubbed the bug ForcedEntry, NSO Group allegedly used the vulnerability to spread a powerful spyware program known as Pegasus, which can secretly take over an iPhone.Ī researcher at Citizen Lab discovered the vulnerability while examining an iPhone belonging to an anonymous Saudi activist.
#Apple mac security update pdf#
The attack can arrive via iMessage when a maliciously crafted PDF is sent.
#Apple mac security update update#
In addition, the flaw affects iOS, iPadOS, macOS Catalina and BigSur, along with watchOS.Īpple is urging people to update immediately to iOS and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 for macOS Catalina (and Safari 14.1.2), tvOS 14.7, and watchOS 7.6.2.Īpple credited the vulnerability's discovery to Citizen Lab, a watchdog group at the University of Toronto, which suspects an Israeli security company called NSO Group exploited the flaw to help governments spy on targets. The first vulnerability, dubbed CVE-2021-30860, is particularly alarming because it can take over a device simply by sending a message to the victim, no user interaction required. That’s when an attacker can trigger the device to run rogue computer code, such as downloading a malicious program from the internet. The company issued (Opens in a new window) the security patches today while warning the vulnerabilities could lead to remote code execution. Apple has uncovered evidence that attackers may be actively exploiting two vulnerabilities in company software to take over its devices.
#Apple mac security update how to#
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How to Free Up Space on Your iPhone or iPad.How to Block Robotexts and Spam Messages.Under the notes, tap Download and Install. When the app finds the update, you’ll see a screen with the release notes.The installation takes several minutes, depending on the speed of the internet connection.
This will open the Software Update system preference.
#Apple mac security update install#
To install the update, you need an internet connection. How to install the updatesīefore updating, it’s a good idea to back up your data, just in case the update causes problems. This update also provides important security updates and is recommended for all users. This update fixes an issue with App Tracking Transparency where some users who previously disabled Allow Apps to Request to Track in Settings may not receive prompts from apps after re-enabling it. The following are the release notes for iOS and iPadOS 14.5.1 App Tracking Transparency fix in iOS and iPadOS For Macs that aren’t on Big Sur, Apple has also released Safari 14.1, which also addresses the Webkit vulnerabilities. Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.ĭescription: A memory corruption issue was addressed with improved state management.ĭescription: An integer overflow was addressed with improved input validation.įor devices unable to update to iOS 14, including the iPhone 5s, iPhone 6, and iPhone 6 Plus, Apple has released iOS 12.5.3 to patch CVE-2021-30666, CVE-2021-30665, CVE-2021-30663, and CVE-2021-30661.