CVE-2023-53827

Updated: 2026-01-31 07:56:27.964798

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.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x NONE 0.0
CVSS Version 3.x HIGH 7.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

CentOS 7 ELS kernel 3.10.0 7.5 HIGH Released CLSA-2026:1770040438 2026-02-10 13:39:50
Oracle Linux 7 ELS kernel 3.10.0 7.5 HIGH Released CLSA-2026:1770028389 2026-02-02 14:59:19
RHEL 7 ELS kernel 3.10.0 7.5 HIGH Released CLSA-2026:1770028764 2026-02-02 14:59:10