What is CVE-2026-15390?

CVE-2026-15390 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Out-of-bounds write in Das U-Boot

Which CVE IDs does CVE-2026-15390 cover?

CVE-2026-15390 covers the following CVE IDs: CVE-2026-15390. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-15390?

CVE-2026-15390 affects 1 product, including: azl3 qemu 10.1.0-1 on Azure Linux 3.0.

CVE-2026-15390Critical

Out-of-bounds write in Das U-Boot

Vendor

Microsoft Security Response Center (MSRC)

Published

October 3, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-15390 →

🎯 Affected products1

azl3 qemu 10.1.0-1 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-15390
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade