What is CVE-2025-10158?

CVE-2025-10158 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Rsync: Out of bounds array access via negative index

Which CVE IDs does CVE-2025-10158 cover?

CVE-2025-10158 covers the following CVE IDs: CVE-2025-10158. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-10158?

CVE-2025-10158 has a CVSS v3 base score of 5.4, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-10158?

CVE-2025-10158 affects 4 products, including: azl3 rsync 3.4.1-1 on Azure Linux 3.0; azl3 rsync 3.4.1-2 on Azure Linux 3.0; cbl2 rsync 3.4.1-1 on CBL Mariner 2.0; cbl2 rsync 3.4.1-2 on CBL Mariner 2.0.

CVE-2025-10158MediumCVSS 5.4

Rsync: Out of bounds array access via negative index

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-10158 →

🎯 Affected products4

azl3 rsync 3.4.1-1 on Azure Linux 3.0
azl3 rsync 3.4.1-2 on Azure Linux 3.0
cbl2 rsync 3.4.1-1 on CBL Mariner 2.0
cbl2 rsync 3.4.1-2 on CBL Mariner 2.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 3.4.1-2

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-10158
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade