HIGH 7.8 Microsoft
CVE-2025-37899
ksmbd: fix use-after-free in session logoff
Microsoft Security Update 2025-May: ksmbd: fix use-after-free in session logoff
Affected Products
- azl3 kernel 6.6.96.2-2 on Azure Linux 3.0
- cbl2 kernel 5.15.186.1-1 on CBL Mariner 2.0
- azl3 kernel 6.6.96.2-1 on Azure Linux 3.0
- azl3 kernel 6.6.104.2-4 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-37899
- https://nvd.nist.gov/vuln/detail/CVE-2025-37899
This high severity vulnerability with a CVSS score of 7.8 was published on 2025-05-13 via Microsoft. Affected: azl3 kernel 6.6.96.2-2 on Azure Linux 3.0, cbl2 kernel 5.15.186.1-1 on CBL Mariner 2.0, azl3 kernel 6.6.96.2-1 on Azure Linux 3.0 and 1 more.
vulnfeed aggregates 9166 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.