{"id":"AZL-68879","summary":"CVE-2025-40080 affecting package kernel for versions less than 6.6.112.1-2","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnbd: restrict sockets to TCP and UDP\n\nRecently, syzbot started to abuse NBD with all kinds of sockets.\n\nCommit cf1b2326b734 (\"nbd: verify socket is supported during setup\")\nmade sure the socket supported a shutdown() method.\n\nExplicitely accept TCP and UNIX stream sockets.","modified":"2026-04-01T05:21:30.163667Z","published":"2025-10-28T12:15:42Z","upstream":["CVE-2025-40080"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40080"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.112.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-68879.json"}}],"schema_version":"1.7.5"}