What is CVE-2025-40333?

CVE-2025-40333 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. f2fs: fix infinite loop in __insert_extent_tree()

Which CVE IDs does CVE-2025-40333 cover?

CVE-2025-40333 covers the following CVE IDs: CVE-2025-40333. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-40333?

CVE-2025-40333 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-40333?

CVE-2025-40333 affects 1 product, including: azl3 kernel 6.6.112.1-2 on Azure Linux 3.0.

CVE-2025-40333MediumCVSS 5.5

f2fs: fix infinite loop in __insert_extent_tree()

Vendor

Microsoft Security Response Center (MSRC)

Published

December 10, 2025

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-40333 →

🎯 Affected products1

azl3 kernel 6.6.112.1-2 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 6.6.117.1-1

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40333
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade