Update now: Apple, Google, Mozilla AND Microsoft just patched zero-day flaws

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It’s not often that all the heavy hitters get hit around the same time, but Apple, Microsoft and Google found and patched zero-day flaws in April. 

Zero-day vulnerabilities are discovered before security researchers and software developers become aware of them. This round affects some of the biggest tech companies on the planet, so chances are you have a device or software that needs to be updated ASAP.

Update your iPhone

You know it’s a big deal when Apple rushes out one update after another. iOS 16.4.1 launched hot on the heels of iOS 16.4. It addresses two flaws, both of which allow attackers to run commands on your phone. 

  • Go to Settings > General > Software Update and tap Download and Install.
  • To turn on automatic updates, go to Settings > General > Automatic Updates and toggle on the options to download and install iOS updates.

Update your Android

Google released multiple updates for Android phones addressing issues that rang in severity. The most critical flaw enabled attackers to remotely access your phone no matter where you are. 

  • Go to Settings > System > System update.
  • To turn on automatic updates, go to Settings > Software Update and tap the gear cog. Tap Auto Download & Install and select to use Wi-Fi or cellular data for your updates.

Update Chrome

Google patched a number of flaws in its Chrome browser over the course of April, including a zero-day exploit that allows attackers to run code on your computer. 

  • Click on the three stacked dots in the upper right corner and hover over Help and click on About Google Chrome. If an update is available, it’ll begin downloading automatically. 
  • Google Chrome automatically updates itself whenever it detects a new version available. This happens in the background and you won’t even notice it. You can manually update anytime using the above instructions, too.

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Update Firefox

Mozilla was busy in April releasing and patching Firefox 112. The latest updates protect against memory corruption, spoofing attacks and forced exploitable crashes.

  • Click the three stacked lines at the right side of the Firefox toolbar, go to Help, and select About Firefox. Firefox will check for and download updates automatically.
  • By default, Firefox updates automatically. You can always check for updates at any time using the above instructions.

Update Windows

Microsoft’s Patch Tuesday for April included a fix for an escalation of privileges bug. This could allow an attacker to gain access to resources on your computer and use that to steal data, run commands or deploy malware. 

There were a total of 98 vulnerabilities so if you haven’t updated Windows lately, do it now: 

Windows 11

  • Go to Start > Settings > Windows Update > Check for updates. If an update is available, select Download and install now.
  • Windows automatically downloads updates in the background. Use the above step to check anytime.

Windows 10

  • Go to Start > Settings > Update & Security > Windows Update > Check for updates. If an update is available, select Download and install now.
  • Windows automatically downloads updates in the background. Use the above step to check anytime.

In some cases, zero-day flaws are discovered early on, but sometimes it could be months or years later and the extent of damage could be severe. As soon as a fix is released, you should update to protect yourself.

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Tags: Android, Apple, Apple iPhone, cybersecurity, Firefox, Google, Google Chrome, malware, Microsoft Windows, Mozilla, patch, security, software, update, zero-day, zero-day flaws