Microsoft Defender Update Released for October 2024
In conjunction with its October 2024 Patch Tuesday, Microsoft launched a crucial update for Microsoft Defender. Notably, no updates were issued in November. This latest package addresses the potential vulnerabilities posed by outdated anti-malware definitions and software binaries present in Windows installation images. Beyond enhancing security, these updates may offer improved performance in specific scenarios.
Details of the Security Update
The most recent security definitions for Windows are included in Security Intelligence Update version 1.419.396.0, which coincides with the Defender package version. According to Microsoft’s support documentation, this update is essential for maintaining system integrity:
Newly installed Windows systems may be at risk primarily during initial deployment phases due to a gap in Microsoft Defender’s protections, as the installation images can include outdated anti-malware binaries.
This update is beneficial not only for devices using Microsoft Defender but also for those employing alternative security solutions. Additionally, it delivers performance enhancements that significantly boost user experience.
The article further details the antimalware update package for Microsoft Defender applicable within OS installation images (specifically WIM and VHD files). This update applies to the following Windows operating systems:
- Windows 11
- Windows 10 (Enterprise, Pro, and Home editions)
- Windows Server 2022
- Windows Server 2019
- Windows Server 2016
Version Information
- Defender Package Version: 1.419.396.0
This package upgrades several components of the anti-malware system within the OS installation images, reflecting the following version updates:
- Platform Version: 4.18.24090.11
- Engine Version: 1.1.24090.2
- Security Intelligence Version: 1.419.396.0
Recent Developments in Threat Detection
As reported in Microsoft’s security bulletin, the Security Intelligence Update version 1.419.396.0 was made available last month, enhancing the system’s ability to detect threats like backdoor exploits and trojans. As of this writing, the latest version of the intelligence update is 1.421.573.0.
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