Microsoft is fixing a load of serious Intel CPU security flaws By Mobile Malls March 3, 2023 0 293 views Microsoft has launched a number of patches addressing plenty of vulnerabilities not too long ago found in some standard Intel CPUs.The out-of-band updates addressed a complete of 4 vulnerabilities, cumulatively described as “Reminiscence Mapped I/O STale Information (MMIO) data disclosure flaws.In different phrases, a menace actor may use a flaw in a digital machine to entry (delicate) information in a special digital machine.Accessing delicate informationThe vulnerabilities are being tracked as CVE-2022-21123 (Shared Buffer Information Learn), CVE-2022-21125 (Shared Buffer Information Sampling), CVE-2022-21127 (Particular Register Buffer Information Sampling Replace), and CVE-2022-21166 (Machine Register Partial Write).“An attacker who efficiently exploited these vulnerabilities may have the ability to learn privileged information throughout belief boundaries,” Microsoft stated in a follow-up advisory. “In shared useful resource environments (corresponding to exists in some cloud providers configurations), these vulnerabilities may permit one digital machine to improperly entry data from one other. In non-browsing eventualities on standalone methods, an attacker would wish prior entry to the system or a capability to run a specifically crafted utility on the goal system to leverage these vulnerabilities.”Microsoft additionally stated that moreover mitigations for Home windows Server 2019 and Home windows Server 2022, no patches have been ever launched. Now, the Redmond big took issues into its personal palms. Nevertheless, in keeping with BleepingComputer, the set of updates for Home windows 10, Home windows 11, and Home windows Server, appear to be “considerably complicated”: “From the assist bulletins, it’s unclear if they’re new Intel microcodes or different mitigations that might be utilized to gadgets,” the publication defined.To use the patches, customers must obtain them to their endpoints (opens in new tab) manually from the Microsoft Replace Catalog. These are the labels: KB5019180 – Home windows 10, model 20H2, 21H2, and 22H2KB5019177 – Home windows 11, model 21H2KB5019178 – Home windows 11, model 22H2KB5019182 – Home windows Server 2016KB5019181 – Home windows Server 2019KB5019106 – Home windows Server 2022Updates needs to be utilized with warning, the publication added, as they’ll trigger efficiency points and may even be ineffective with out disabling Intel Hyper-Threading Expertise. These are one of the best firewalls (opens in new tab) at this timeThrough: BleepingComputer (opens in new tab)Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)MoreClick to print (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Pocket (Opens in new window)Click to share on Telegram (Opens in new window)Click to share on WhatsApp (Opens in new window)