Meltdown-Spectre

By MacRumors Staff

Meltdown-Spectre Articles

Class Action Lawsuit Against Apple Over Meltdown and Spectre Vulnerabilities Dismissed

Friday January 4, 2019 12:13 pm PST by
Back in January 2018, a class action lawsuit was filed against Apple for the Meltdown and Spectre vulnerabilities that affected a wide range of processors from Intel and ARM, including those used in Apple's Macs and iOS devices. Meltdown and Spectre were hardware-based vulnerabilities designed to take advantage of the speculative execution mechanism of a CPU, allowing hackers to gain access to ...

Intel Discloses New 'Variant 4' Spectre-Like Vulnerability

Monday May 21, 2018 4:11 pm PDT by
Intel, Google, and Microsoft today disclosed a new variant of the Spectre design flaw and security vulnerability that impacts millions of computers and mobile devices from a range of manufacturers. Called Variant 4, or the Speculative Store Bypass, the vulnerability is similar to Spectre, taking advantage of the speculative execution mechanism of a CPU to allow hackers to gain access to...

Intel's 8th-Gen Xeon and Core Processors Feature Redesigned Hardware to Address Spectre and Meltdown Vulnerabilities

Thursday March 15, 2018 10:17 am PDT by
Intel CEO Brian Krzanich today announced that its next-generation Xeon Scalable (Cascade Lake) processors and its 8th-generation Intel Core processors will feature redesigned components to protect against the Spectre and Meltdown vulnerabilities that affect all modern processors. Spectre variant 1 of the vulnerabilities will continue to be addressed in software, while Intel is implementing...

Apple Addresses Meltdown and Spectre in macOS Sierra and OS X El Capitan With New Security Update

Tuesday January 23, 2018 10:18 am PST by
Along with macOS High Sierra 10.13.3, Apple this morning released two new security updates that are designed to address the Meltdown and Spectre vulnerabilities on machines that continue to run macOS Sierra and OS X El Capitan. As outlined in Apple's security support document, Security Update 2018-001 available for macOS Sierra 10.12.6 and OS X El Capitan 10.11.6 offers several mitigations for ...

Apple Releases macOS High Sierra 10.13.3 With Fix for Messages Bug

Tuesday January 23, 2018 9:06 am PST by
Apple today released macOS High Sierra 10.13.3, the third major update to the macOS High Sierra operating system available for Apple's Macs. macOS High Sierra 10.13.3 comes over a month after the release of macOS High Sierra 10.13.2 and a little over a week after a macOS High Sierra 10.13.2 supplemental update which brought a fix for the Spectre vulnerability. macOS High Sierra 10.13.2 can be...

Apple Seeds Fifth Beta of macOS High Sierra 10.13.3 to Developers [Update: Public Beta Available]

Tuesday January 16, 2018 9:09 am PST by
Apple today seeded the fifth beta of an upcoming macOS High Sierra 10.13.3 update to developers, one week after seeding the fourth beta and more than a month after releasing macOS High Sierra 10.13.2, the second major update to the macOS High Sierra operating system. The new macOS High Sierra 10.13.3 beta can be downloaded from the Apple Developer Center or through the Software Update...

Intel CEO Pledges Commitment to Security Following Meltdown and Spectre Vulnerabilities

Thursday January 11, 2018 2:46 pm PST by
Intel CEO Brian Krzanich today wrote an open letter to Intel customers following the "Meltdown" and "Spectre" hardware-based vulnerabilities that impact its processors. In the letter, Krzanich says that by January 15, updates will have been issued for at least 90 percent of Intel CPUs introduced in the past five years, with updates for the remainder coming at the end of January. For Apple...

Apple Releases macOS High Sierra 10.13.2 Supplemental Update With Spectre Fix

Monday January 8, 2018 9:16 am PST by
Apple today released a macOS High Sierra 10.13.2 supplemental update, which comes a little more than a month after the initial release of macOS High Sierra 10.13.2. macOS High Sierra 10.13.2 is a free update for all customers who have a compatible machine. The update can be downloaded using the Software Update function in the Mac App Store. macOS High Sierra 10.13.2 addresses the...

Apple Releases iOS 11.2.2 With Security Fixes to Address Spectre Vulnerability

Monday January 8, 2018 9:10 am PST by
Apple today released iOS 11.2.2, the ninth official update to the iOS 11 operating system. iOS 11.2.2 comes almost one month after the release of iOS 11.2.1, another minor update, and a month after iOS 11.2, which brought brought Apple Pay Cash, faster 7.5W wireless charging, and a long list of bug fixes. The iOS 11.2.2 update can be downloaded for free on all eligible devices over-the-air in...

Apple Confirms 'Meltdown' and 'Spectre' Vulnerabilities Impact All Macs and iOS Devices, Some Fixes Already Released [Updated]

Thursday January 4, 2018 3:18 pm PST by
Apple today confirmed that it has addressed the recent "Meltdown" vulnerability in previously released iOS 11.2, macOS 10.13.2, and tvOS 11.2 updates, with additional fixes coming to Safari in the near future to defend against the "Spectre" vulnerability. Apple has also confirmed that the two vulnerabilities affect all Mac and iOS devices. The company's full statement, available through a...

Intel Says New Software Updates Make Computers 'Immune' to Meltdown and Spectre Vulnerabilities

Thursday January 4, 2018 12:46 pm PST by
Intel today announced that the firmware updates and software patches that are being released for its CPUs render Intel-based computer systems "immune" to both the Spectre and Meltdown exploits that were widely publicized this week.Intel has developed and is rapidly issuing updates for all types of Intel-based computer systems -- including personal computers and servers -- that render those...

Intel Claims Security Flaw Also Impacts Non-Intel Chips, Exploits Can't Corrupt, Modify or Delete Data [Updated]

Wednesday January 3, 2018 1:40 pm PST by
Intel this afternoon addressed reports of a serious design flaw and security vulnerability in its CPUs, shedding additional light on the issue that was uncovered yesterday and has since received extensive media coverage. In a statement on its website, Intel says that it planned to disclose the vulnerability next week when additional software patches were available, but was forced to make a...

Intel Memory Access Design Flaw Already Addressed by Apple in macOS 10.13.2

Wednesday January 3, 2018 11:16 am PST by
A serious design flaw and security vulnerability discovered in Intel CPUs has reportedly already been partially addressed by Apple in the recent macOS 10.13.2 update, which was released to the public on December 6. According to developer Alex Ionescu, Apple introduced a fix in macOS 10.13.2, with additional tweaks set to be introduced in macOS 10.13.3, currently in beta testing. AppleInsider ...

Intel Chips Have Memory Access Design Flaw and Fix Could Lead to Performance Drop

Tuesday January 2, 2018 5:27 pm PST by
A serious design flaw and security vulnerability has been discovered in Intel's CPUs that will require an update at the operating system level to fix, reports The Register. All modern computers with Intel chips from the last 10 years appear to be affected, including those running Windows, Linux, and macOS. Similar operating systems, such as Apple's 64-bit macOS, will also need to be updated -...