vulnerability
Oracle Linux: CVE-2025-40080: ELSA-2025-28040: Unbreakable Enterprise kernel security update (IMPORTANT)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:P/I:N/A:C) | Oct 28, 2025 | Dec 11, 2025 | Dec 11, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:P/I:N/A:C)
Published
Oct 28, 2025
Added
Dec 11, 2025
Modified
Dec 11, 2025
Description
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.
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.
Solution
oracle-linux-upgrade-kernel-uek
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