CRITICAL 9.8 Microsoft
CVE-2025-39925
can: j1939: implement NETDEV_UNREGISTER notification handler
Microsoft Security Update 2025-Oct: can: j1939: implement NETDEV_UNREGISTER notification handler
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
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-39925
- https://nvd.nist.gov/vuln/detail/CVE-2025-39925
This critical severity vulnerability with a CVSS score of 9.8 was published on 2025-10-14 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.
Risk Timeline
CVE Disclosed2025-10-14 · 389 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2025-39925NVD / MITRE
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