MEDIUM 5.5 Microsoft
CVE-2026-77159
Libvirt: unsafe chown in qemutpmemulatorpreparehost() allows arbitrary file ownership change via symlink
Microsoft Security Update 2026-Sep: Libvirt: unsafe chown in qemutpmemulatorpreparehost() allows arbitrary file ownership change via symlink
Affected Products
- azl3 libvirt 11.9.0-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77159
- https://nvd.nist.gov/vuln/detail/CVE-2026-77159
This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-09-08 via Microsoft. Affected: azl3 libvirt 11.9.0-1 on Azure Linux 3.0.
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