Vulnerability 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.
References
- https://git.kernel.org/stable/c/1351551aa9058e07a20a27a158270cf84fcde621
- https://git.kernel.org/stable/c/348d446762e7c70778df8bafbdf3fa0df2123f58
- https://git.kernel.org/stable/c/a2a9339e1c9deb7e1e079e12e27a0265aea8421a
- https://git.kernel.org/stable/c/ac6725a634f7e8c0330610a8527f20c730b61115
- https://git.kernel.org/stable/c/c02421992505c95c7f3c9ad59ee35e22eac60988
- https://git.kernel.org/stable/c/d82a439c3cfdb28aa7e82e2e849c5c4dd9fca284
- https://git.kernel.org/stable/c/d9ba36c22a7bb09d6bac4cc2f243eff05da53f43
- https://git.kernel.org/stable/c/f2d38e77aa5f3effc143e7dd24da8acf02925958
FAQ
What is CVE-2023-53827?
CVE-2023-53827 is a documented vulnerability. 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-afte...
How severe is CVE-2023-53827?
CVSS scoring is not yet available for CVE-2023-53827. Check NVD for updates.
Is there a patch for CVE-2023-53827?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.