What is CVE-2026-3196?

CVE-2026-3196 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Qemu-kvm: virtio-snd: integer overflow leading to unbounded memory allocation

Which CVE IDs does CVE-2026-3196 cover?

CVE-2026-3196 covers the following CVE IDs: CVE-2026-3196. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-3196?

CVE-2026-3196 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-3196?

CVE-2026-3196 affects 4 products, including: azl3 qemu 9.1.0-10 on Azure Linux 3.0; azl3 qemu 9.1.0-7 on Azure Linux 3.0; azl3 qemu 9.1.0-8 on Azure Linux 3.0; azl3 qemu 9.1.0-9 on Azure Linux 3.0.

CVE-2026-3196MediumCVSS 5.5

Qemu-kvm: virtio-snd: integer overflow leading to unbounded memory allocation

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-3196 →

🎯 Affected products4

azl3 qemu 9.1.0-10 on Azure Linux 3.0
azl3 qemu 9.1.0-7 on Azure Linux 3.0
azl3 qemu 9.1.0-8 on Azure Linux 3.0
azl3 qemu 9.1.0-9 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 9.1.0-10

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3196
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade