AlmaLinux 8 : kernel (ALSA-2025:19102)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:19102 advisory. kernel: Bluetooth: L2CAP: fix bad unlock balance in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare...

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: Fix potential use-after-free when clear keys

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 "Bluetooth: Fix use-after-free in hciremoveltk/hciremoveirk". We can not access k after kfreercu call...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

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 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: Fix potential use-after-free when clear keys

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 "Bluetooth: Fix use-after-free in hciremoveltk/hciremoveirk". We can not access k after kfreercu call...

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...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Siemens SIMATIC Devices Improper Input Validation (CVE-2024-26889)

Bluetooth: hcicore: Fix possible buffer overflow. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503514; scriptversion"1.2";...

Linux Distros Unpatched Vulnerability : CVE-2025-39981

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following...

Siemens SIMATIC Devices Missing Release of Memory after Effective Lifetime (CVE-2024-35978)

Bluetooth: Fix memory leak in hcireqsynccomplete This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503414; scriptversion"1.2";...

Linux Distros Unpatched Vulnerability : CVE-2025-39982

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcievent: Fix UAF in hciaclcreateconnsync This fixes the following UFA in hciaclcreateconnsync where a connection still pending is command submission...

Siemens SIMATIC Devices Improper Input Validation (CVE-2024-35967)

Bluetooth: SCO: Fix not validating setsockopt user input This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503473; scriptversion"1.2";...

Siemens SIMATIC Devices Out-of-bounds Write (CVE-2024-35966)

Bluetooth: RFCOMM: Fix not validating setsockopt user input This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503668; scriptversion"1.2";...

Linux Distros Unpatched Vulnerability : CVE-2025-39983

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciconntxdequeue This fixes the following UAF caused by not...

ALSA-2025:19102 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare CVE-2025-39817 kernel: Bluetooth: Fix potentia...

Siemens SIMATIC Devices Race Condition (CVE-2024-24857)

A race condition was found in the Linux kernel's net/bluetooth device driver in conninfomin,maxageset function. This can result in integrity overflow issue, possibly leading to bluetooth connection abnormality or denial of service. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC Devices Race Condition (CVE-2024-24859)

A race condition was found in the Linux kernel's net/bluetooth in sniffmin,maxintervalset function. This can result in a bluetooth sniffing exception issue, possibly leading denial of service. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for mor...

Siemens SIMATIC Devices NULL Pointer Dereference (CVE-2024-22099)

NULL Pointer Dereference vulnerability in Linux Linux kernel kernel on Linux, x86, ARM net, bluetooth modules allows Overflow Buffers. This vulnerability is associated with program files /net/bluetooth/rfcomm/core.C. This issue affects Linux kernel: v2.6.12-rc2. This plugin only works with...