MEDIUM 5.9 Microsoft
CVE-2025-66199
TLS 1.3 CompressedCertificate excessive memory allocation
Microsoft Security Update 2026-Jan: TLS 1.3 CompressedCertificate excessive memory allocation
Affected Products
- azl3 openvmm 0.2.0-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-66199
- https://nvd.nist.gov/vuln/detail/CVE-2025-66199
This medium severity vulnerability with a CVSS score of 5.9 was published on 2026-01-13 via Microsoft. Affected: azl3 openvmm 0.2.0-1 on Azure Linux 3.0.
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