HIGH 7.1 Microsoft
CVE-2025-40190
ext4: guard against EA inode refcount underflow in xattr update
Microsoft Security Update 2025-Nov: ext4: guard against EA inode refcount underflow in xattr update
Affected Products
- azl3 kernel 6.6.112.1-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40190
- https://nvd.nist.gov/vuln/detail/CVE-2025-40190
This high severity vulnerability with a CVSS score of 7.1 was published on 2025-11-11 via Microsoft. Affected: azl3 kernel 6.6.112.1-2 on Azure Linux 3.0.
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