What is CVE-2025-68151?

CVE-2025-68151 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages

Which CVE IDs does CVE-2025-68151 cover?

CVE-2025-68151 covers the following CVE IDs: CVE-2025-68151. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-68151?

CVE-2025-68151 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-68151?

CVE-2025-68151 affects 4 products, including: azl3 coredns 1.11.4-12 on Azure Linux 3.0; azl3 coredns 1.11.4-13 on Azure Linux 3.0; cbl2 coredns 1.11.1-24 on CBL Mariner 2.0; cbl2 coredns 1.11.1-25 on CBL Mariner 2.0.

CVE-2025-68151MediumCVSS 7.5

CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-68151 →

🎯 Affected products4

azl3 coredns 1.11.4-12 on Azure Linux 3.0
azl3 coredns 1.11.4-13 on Azure Linux 3.0
cbl2 coredns 1.11.1-24 on CBL Mariner 2.0
cbl2 coredns 1.11.1-25 on CBL Mariner 2.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 1.11.4-13 KBCBL-Mariner Releases (Security Update) — fixed build 1.11.1-25

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-68151
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade