macOS Sequoia 15.1.1 Security Update: Fix for Critical Vulnerabilities

Apple has released an emergency update for macOS Sequoia 15.1.1, ahead of the much-anticipated macOS 15.2 update. This update addresses two worrying vulnerabilities that have already been exploited in remote attacks.

Security Update for macOS Sequoia 15.1.1

Vulnerabilities Fixed

The two fixed flaws relate to JavaScript and WebKit, and were discovered by Google's Threat Analysis Group. According to Apple, both vulnerabilities "may have been actively exploited on Intel-based Mac systems". Although it is not specifically stated whether Macs with Apple silicon are affected, the same flaws have been fixed in iOS 18.1.1.

Vulnerability Details

- JavaScriptCore: - Impact: Processing maliciously crafted web content could lead to arbitrary code execution. - Description: The issue was addressed with improved controls. - CVE-2024-44308: Discovered by Clément Lecigne and Benoît Sevens of Google's Threat Analysis Group. - WebKit: - Impact: Processing maliciously crafted web content could result in a cross-site scripting attack. - Description: A cookie management problem was resolved with better state management. - CVE-2024-44309: Discovered by Clément Lecigne and Benoît Sevens of Google's Threat Analysis Group.

Update Availability

Although the update is available for all Macs running macOS 15.1, there is still no version for Macs running macOS Sonoma 14.7.1 or Ventura 13.7.1. Apple is expected to fix the same vulnerabilities in those systems with the release of macOS 15.2 in December. To update your Mac, just go to System Settings, select General, Software Update, and then choose Update Now. Follow the instructions to restart your system and ensure your device is secure. This was a roundup of the latest security news and updates for Apple product users. Keep following for more information on upcoming updates and improvements to Apple's operating systems. Made with AI. Source:macworld.com link to the news Reviewed by:

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In this article

1. Security Update for macOS Sequoia 15.1.1
2. Vulnerabilities Fixed
3. Vulnerability Details
4. Update Availability
5. Read also
6. What This News Means for You
7. Stay Informed

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