RHEL 7 : kernel-rt (RHSA-2025:23960)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23960 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

CVE-2025-12035

An integer overflow condition exists in Bluetooth Host stack, within the btbraclrecv routine a critical path for processing inbound BR/EDR L2CAP traffic...

CVE-2025-12035 Bluetooth: Integer Overflow in Bluetooth Classic (BR/EDR) L2CAP

An integer overflow condition exists in Bluetooth Host stack, within the btbraclrecv routine a critical path for processing inbound BR/EDR L2CAP traffic...

UBUNTU-CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

kernel: Bluetooth: L2CAP: Fix use-after-free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free Fix potential use-after-free in l2caplecommandrej...

kernel: Bluetooth: L2CAP: Fix use-after-free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free Fix potential use-after-free in l2caplecommandrej...

CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

PT-2025-49718

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's Bluetooth L2CAP implementation, specifically within the l2cap disconnect req and l2cap disconnect rsp functions. This issue involves a use-after-free...

Bluetooth: 6lowpan: reset link-local header on ipv6 recv path

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UBUNTU-CVE-2025-40308

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

CVE-2025-40308 Bluetooth: bcsp: receive data only if registered

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

CVE-2025-40308

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

CVE-2025-66409 ESF-IDF has an Out-of-Bounds Read in ESP32 Bluetooth AVRCP Command Handling

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In 5.5.1, 5.4.3, 5.3.4, 5.2.6, 5.1.6, and earlier, when AVRCP is enabled on ESP32, receiving a malformed VENDOR DEPENDENT command from a peer device can cause the Bluetooth stack to access memory before validating the command...

kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

kernel: Bluetooth: L2CAP: Fix user-after-free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling l2capgetchanblah to prevent the following trace: Bluetooth: l2capcore.c:static void l2capchandestroystruct kref kref Bluetooth: chan...

kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

RHEL 8 : kernel (RHSA-2025:22072)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22072 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...

Siemens SIMATIC S7-1500 Use After Free (CVE-2023-40283)

An issue was discovered in l2capsockrelease in net/bluetooth/l2capsock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...