Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013193)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013193 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007343)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007343 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc...

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...

CVE-2026-23461

A flaw was found in the Linux kernel's Bluetooth L2CAP component. A race condition exists due to inconsistent locking mechanisms when registering and unregistering L2CAP users. This allows concurrent access to shared data structures, leading to use-after-free vulnerabilities and list corruption...

CVE-2026-31393

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Validate L2CAPINFORSP payload length before access l2capinformationrsp checks that cmdlen covers the fixed l2capinforsp header type + result, 4 bytes but then reads rsp-data without verifying that the payload is...

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...

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...

CVE-2026-23461

CVE-2026-23461: In the Linux kernel Bluetooth L2CAP, l2cap_register_user() and l2cap_unregister_user() did not consistently acquire conn->lock, creating a race with l2cap_conn_del() that can access conn->users and conn->hchan concurrently. This caused use-after-free and list corruption. ...

CVE-2026-23461 Bluetooth: L2CAP: Fix use-after-free in l2cap_unregister_user

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...

CVE-2026-31393: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Validate L2CAPINFORSP payload length before access l2capinformationrsp checks that cmdlen covers the fixed l2capinforsp header type + result, 4 bytes but then reads rsp-data without verifying that the payload is...

CVE-2026-23395

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix accepting multiple L2CAPECREDCONNREQ Currently the code attempts to accept requests regardless of the command identifier which may cause multiple requests to be marked as pending FLAGDEFERSETUP which can cau...

AZL-80705 CVE-2026-23395 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix accepting multiple L2CAPECREDCONNREQ Currently the code attempts to accept requests regardless of the command identifier which may cause multiple requests to be marked as pending FLAGDEFERSETUP which can cau...

CVE-2026-23395 Bluetooth: L2CAP: Fix accepting multiple L2CAP_ECRED_CONN_REQ

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix accepting multiple L2CAPECREDCONNREQ Currently the code attempts to accept requests regardless of the command identifier which may cause multiple requests to be marked as pending FLAGDEFERSETUP which can cau...

CVE-2026-23395: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix accepting multiple L2CAPECREDCONNREQ Currently the code attempts to accept requests regardless of the command identifier which may cause multiple requests to be marked as pending FLAGDEFERSETUP which can cau...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue bsc1255163. CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in...

SUSE-SU-2026:0961-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue bsc1255163. - CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in...

CLSA-2026-1773048865 kernel: Fix of 53 CVEs

xhci: Remove device endpoints from bandwidth list when freeing the device CVE-2022-50470 - HID: multitouch: Add NULL check in mtinputconfigured CVE-2024-58020 - netfilter: nftsetpipapo: clamp maximum map bucket size to INTMAX CVE-2025-38201 - fs: writeback: fix use-after-free in markinodedirty...

Oracle Linux 7 : kernel (ELSA-2026-1581)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-1581 advisory. - e1000e: fix heap overflow in e1000seteeprom CVE-2025-39898 Orabug: 38904071 - i40e: fix idx validation in config queues msg CVE-2025-39971 Orabug:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005727)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005727 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...