MEDIUM 6.6 Microsoft
CVE-2026-18917
Libvirt: integer overflow in nodegetfreepages rpc handler leading to heap buffer overflow
Microsoft Security Update 2026-Aug: Libvirt: integer overflow in nodegetfreepages rpc handler leading to heap buffer overflow
Affected Products
- azl3 libvirt 10.10.0-2 on Azure Linux 3.0
- azl3 libvirt 11.9.0-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-18917
- https://nvd.nist.gov/vuln/detail/CVE-2026-18917
This medium severity vulnerability with a CVSS score of 6.6 was published on 2026-08-11 via Microsoft. Affected: azl3 libvirt 10.10.0-2 on Azure Linux 3.0, azl3 libvirt 11.9.0-1 on Azure Linux 3.0.
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