MEDIUM 6.5 Microsoft
CVE-2026-23228
smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection()
Microsoft Security Update 2026-Feb: smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection()
Affected Products
- azl3 kernel 6.6.121.1-1 on Azure Linux 3.0
- cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23228
- https://nvd.nist.gov/vuln/detail/CVE-2026-23228
This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-02-10 via Microsoft. Affected: azl3 kernel 6.6.121.1-1 on Azure Linux 3.0, cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0.
vulnfeed aggregates 11644 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.