vulnerability

Ubuntu: (CVE-2023-53827): linux vulnerability

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Severity
8
CVSS
(AV:A/AC:M/Au:N/C:C/I:C/A:C)
Published
Dec 9, 2025
Added
Dec 11, 2025
Modified
Dec 17, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} Similar to commit d0be8347c623 ("Bluetooth: L2CAP: Fix use-after-free caused by l2cap_chan_put"), just use l2cap_chan_hold_unless_zero to prevent referencing a channel that is about to be destroyed.

Solutions

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References

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