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highDefenderMicrosoft Defender for Endpointdeprecationm365_message_center · Jul 24, 2026
Action Required: Defer Upgrade to Microsoft Defender for Endpoint on Linux Build 101.26052.0009
Microsoft has paused rollout of Defender for Endpoint Linux build 101.26052.0009 due to an issue affecting FIPS-enabled RHEL 8 and RHEL 9 devices. This prevents potential compatibility problems during upgrade.
“Services: Microsoft Defender XDR. <p>[What and Why:]</p><p></p>We have identified an issue affecting Microsoft Defender for Endpoint on Linux build<b>101.26052.0009</b> on a subset of <b>FIPS-enabled Red Hat Enterprise Linux (RHEL) 8 and RHEL 9</b> devices. As a precaution, rollout of this build has been paused.<p></…”
View original article →Security
endpoint_security
Audience
adminsecurity_engineer
Environment
cloudhybrid
Classification confidence: 95%
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