MEDIUM 5.6 Microsoft
CVE-2025-39965
xfrm: xfrm_alloc_spi shouldn't use 0 as SPI
Microsoft Security Update 2025-Oct: xfrm: xfrm_alloc_spi shouldn't use 0 as SPI
Affected Products
- azl3 kernel 6.6.104.2-1 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-2025-39965
- https://nvd.nist.gov/vuln/detail/CVE-2025-39965
This medium severity vulnerability with a CVSS score of 5.6 was published on 2025-10-14 via Microsoft. Affected: azl3 kernel 6.6.104.2-1 on Azure Linux 3.0, azl3 kernel 6.6.104.2-4 on Azure Linux 3.0.
vulnfeed aggregates 11976 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.