Astra Linux - уязвимость в linux-5.10, linux-5.15, linux

A vulnerability, classified as critical, was discovered in the Linux kernel. The affected function is l2capconndel in the file net/bluetooth/l2capcore.c of the Bluetooth component. This vulnerability allows for exploitation after the memory allocation has been freed. It is recommended that patche...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an improper locking sequence in the l2capconndel function, potentially leading to a deadlock...

SUSE CVE-2026-23461

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capunregisteruser After commit ab4eedb790ca "Bluetooth: L2CAP: Fix corrupted list in hcichandel", l2capconndel uses conn-lock to protect access to conn-users. However, l2capregisteruser a...

EUVD-2026-18724

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: Fix possible UAF This fixes the following trace caused by not dropping l2capconn reference when user-remove callback is called: 97.809249 l2capconnfree: freeing conn ffff88810a171c00 97.809907 CPU: 1 UID: 0 PID:...

UBUNTU-CVE-2026-23462

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: Fix possible UAF This fixes the following trace caused by not dropping l2capconn reference when user-remove callback is called: 97.809249 l2capconnfree: freeing conn ffff88810a171c00 97.809907 CPU: 1 UID: 0 PID:...

CVE-2026-23462

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: Fix possible UAF This fixes the following trace caused by not dropping l2capconn reference when user-remove callback is called: 97.809249 l2capconnfree: freeing conn ffff88810a171c00 97.809907 CPU: 1 UID: 0 PID:...

CVE-2026-23462

CVE-2026-23462 affects the Linux kernel Bluetooth stack (HIDP/L2CAP). The issue is a use-after-free related to not dropping the l2cap_conn reference during user remove callbacks, leading to a trace like l2cap_conn_free and cascading calls in the Bluetooth/hci_core paths. Connected sources confirm...

PT-2026-30156

Name of the Vulnerable Software and Affected Versions Linux kernel versions 7.0.0-rc1 through 7.0.0-rc1 Description The Linux kernel contains a use-after-free UAF flaw within the Bluetooth HIDP subsystem. The issue arises from a failure to drop the l2cap conn reference when the user's remove...

Bluetooth: L2CAP: Fix accepting multiple L2CAP_ECRED_CONN_REQ

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kernel: use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c

A vulnerability was found in the Linux Kernel in the l2capconndel in net/bluetooth/l2capcore.c function in the Bluetooth component. This issue leads to a use-after-free problem...

EUVD-2018-15523

Malware in sbrugna...

Linux Distros Unpatched Vulnerability : CVE-2022-3640

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2capconndel of the file net/bluetooth/l2capcore.c of the...

CVE-2025-21969 Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix slab-use-after-free Read in l2capsendcmd After the hci sync command releases l2capconn, the hci receive data work queue references the released l2capconn when sending to the upper layer. Add hci dev lock to...

kernel: use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c

A vulnerability was found in the Linux Kernel in the l2capconndel in net/bluetooth/l2capcore.c function in the Bluetooth component. This issue leads to a use-after-free problem...

kernel: use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c

A vulnerability was found in the Linux Kernel in the l2capconndel in net/bluetooth/l2capcore.c function in the Bluetooth component. This issue leads to a use-after-free problem...

kernel: use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c

A vulnerability was found in the Linux Kernel in the l2capconndel in net/bluetooth/l2capcore.c function in the Bluetooth component. This issue leads to a use-after-free problem...

Design/Logic Flaw

A STOP error BSoD in the ibtfltcoex.sys driver for Intel Centrino Wireless N and Intel Centrino Advanced N adapters may allow an unauthenticated user to potentially send a malformed L2CAP Connection Request is sent to the Intel Bluetooth device via the network...

CVE-2018-3669

A STOP error BSoD in the ibtfltcoex.sys driver for Intel Centrino Wireless N and Intel Centrino Advanced N adapters may allow an unauthenticated user to potentially send a malformed L2CAP Connection Request is sent to the Intel Bluetooth device via the network...

Intel® Centrino® Wireless-N and Intel® Centrino® Advanced-N products Bluetooth Driver Advisory

Summary: A potential security vulnerability in ibtfltcoex.sys driver for Intel® Centrino® Wireless adapters may allow denial of service. Vulnerability Details: CVEID: CVE-2018-3669 Description: A STOP error BSoD in the ibtfltcoex.sys driver for Intel® Centrino® Wireless N and Intel® Centrino®...