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CVE WatchAug 4, 2026

CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} Sim

CVSS

8.8

High

EPSS

0.4%

p33

KEV

Exploit Today

10

0-100

Published: Dec 9, 2025 · Last modified: Aug 4, 2026

EPSS · 30d
0.4%EPSS · 30 days0.4%
2026-08-242026-09-21
Technical 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.

Official references
Related CVEs

No related CVEs by CWE or product.