HIGH 7.5 Microsoft

CVE-2025-59530

quic-go has Client Crash Due to Premature HANDSHAKE_DONE Frame

Microsoft Security Update 2025-Oct: quic-go has Client Crash Due to Premature HANDSHAKE_DONE Frame

Affected Products

azl3 coredns 1.11.4-10 on Azure Linux 3.0
cbl2 coredns 1.11.1-22 on CBL Mariner 2.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59530
https://nvd.nist.gov/vuln/detail/CVE-2025-59530

Published: 2025-10-14 · Source: Microsoft · Feed updated: 2026-08-10

This high severity vulnerability with a CVSS score of 7.5 was published on 2025-10-14 via Microsoft. Affected: azl3 coredns 1.11.4-10 on Azure Linux 3.0, cbl2 coredns 1.11.1-22 on CBL Mariner 2.0.

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