HIGH 8.4 Microsoft
CVE-2026-23230
smb: client: split cached_fid bitfields to avoid shared-byte RMW races
Microsoft Security Update 2026-Feb: smb: client: split cached_fid bitfields to avoid shared-byte RMW races
Affected Products
- azl3 kernel 6.6.121.1-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23230
- https://nvd.nist.gov/vuln/detail/CVE-2026-23230
This high severity vulnerability with a CVSS score of 8.4 was published on 2026-02-10 via Microsoft. Affected: azl3 kernel 6.6.121.1-1 on Azure Linux 3.0.
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