First security patches of 2023 for Windows: install them now

Yesterday was the second Tuesday of the month and, as usual, Microsoft has released the new security patches with which to update the security of our computer. In addition to correcting all kinds of bugs in Windows 10 and Windows 11, these patches stand out for be the ones who mark the end of Windows 7 and 8.1since, as of today, both systems stop receiving updates indefinitely, leaving millions of users in the lurch, as in other times, and these systems going to keep Windows XP company.

Leaving aside these two operating systems, the new security patches arrive to correct all kinds of bugs and security problems in the supported versions of Windows 10 and in the two versions of Windows 11. While most of the bugs and Problems have been detected by the company’s own workers, or security researchers, there is a flaw discovered by hackers, and not only that, but it is being actively exploited on the Internet.

Therefore, if you do not want to fall into the clutches of pirates, install these security patches right now. And of course, if you’re still using one of the unsupported systems, remember that you can upgrade Windows 7 or Windows 8.1 to Windows 10 for free.

Vulnerabilities and other bugs fixed

In total, the security flaws fixed by Microsoft are divided as follows:

  • 39 vulnerabilities that allow you to gain privileges in the system.
  • 4 security flaws that allow you to evade security measures.
  • 33 remote code execution failures.
  • 10 vulnerabilities that allow revealing sensitive information.
  • 10 denial of service failures.
  • 2 spoofing vulnerabilities.

Of all these bugs, the most serious is the zero-day bug, a bug discovered earlier by hackers than by Microsoft and is already being used to attack computers. This fault, registered with the code CVE-2023-21674allows an attacker to gain privileges within the system by getting out of sandbox mode to affect the entire system in general.

In addition to this bug, there is another one with some relevance, CVE-2023-21549, since Microsoft has found published information about this vulnerability in different forums frequented by hackers, although, in this case, there is no indication that the bug has been exploited. massive failure.

How to update Windows

Updates, as usual, reach computers through Windows Update. All we have to do is open the Windows update tool to find the new patches, download them and install them on our PC.

Patch January 2023 Windows 11

After a reboot, our computer will start directly with the new security patches applied, and we will be able to continue using it safely and without the risk of our PC falling into the clutches of hackers.

Also, if we want to update a PC without Internet, we can also download the patches by hand and install them on the PC from the following links:

In addition to the Windows bugs, other companies such as Adobe, Cisco, Intel or Synology have also released their corresponding security patches to correct all kinds of bugs and vulnerabilities detected in their platforms and systems. It is vital, if we want to be sure, to update everything as soon as possible.

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