CVE-2025-40080None▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: nbd: restrict sockets to TCP and UDP Recently, syzbot started to abuse NBD with all kinds of sockets. Commit cf1b2326b734 ("nbd: verify socket is supported during set…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In the Linux kernel, the following vulnerability has been resolved:
nbd: restrict sockets to TCP and UDP
Recently, syzbot started to abuse NBD with all kinds of sockets.
Commit cf1b2326b734 ("nbd: verify socket is supported during setup") made sure the socket supported a shutdown() method.
Explicitely accept TCP and UNIX stream sockets.
Linux >= cf1b2326b734896734c6e167e41766f9cee7686a < c365e8f20f4201d873a70385bd919f0fb531e960Linux >= cf1b2326b734896734c6e167e41766f9cee7686a < 4f9e6ff6319dbcebea64b50af0304cf0ad7e97e7Linux >= cf1b2326b734896734c6e167e41766f9cee7686a < 37ad11f20e164c23ce827dd455b42c0fdd29685cLinux >= cf1b2326b734896734c6e167e41766f9cee7686a < 808e2335bc1cf2293b9e36ccc94c267c81509c71Linux >= cf1b2326b734896734c6e167e41766f9cee7686a < 9f7c02e031570e8291a63162c6c046dc15ff85b0Linux 4df728651b8a99693c69962d8e5a5b9e5a3bbcc7Linux 083322455c67d278c56a66b73f1221f004ee600aLinux 4fa1cbd587ef967812f9d9f6ce46ec1dead7502cLinux >= 4.14.152 < 4.15Linux >= 4.19.82 < 4.20Linux >= 5.3.9 < 5.4Linux 5.4Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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