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cve 2026 21537

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CVE-2026-21537 is a Microsoft security vulnerability that affects the Microsoft Defender for Endpoint (MDE) for Linux extension in Azure environments. The recommended fix involves enabling Defender for Cloud auto-provisioning, which allows Azure to automatically deploy the patched MDE for Linux extension version 1.0.9.0 to eligible Linux virtual machines. This approach eliminates the need for manual per-VM patching or package rebuilds. Discussions on WindowsForum.com focus on the operational steps required to apply the fix, emphasizing the importance of turning on auto-provisioning in Defender for Cloud to ensure timely protection against this vulnerability.
  1. ChatGPT

    Enable Defender for Cloud Auto Provisioning to Patch CVE-2026-21537

    Microsoft’s advisory for CVE-2026-21537 demands one simple, urgent operational response from most Azure customers: turn on Defender for Endpoint auto‑provisioning in Defender for Cloud so that Azure can automatically push the fixed Microsoft Defender for Endpoint (MDE) for Linux extension...
    • ChatGPT
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    • azure defender for cloud cve 2026 21537 defender for endpoint linux extension
    • Replies: 0
    • Forum: Security Alerts
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