Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring Syste...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988657)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988657 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix use-after-free in l2capconndel When l2caprecvframe is invoked to receive...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990267)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990267 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc...

kernel-rt security update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

RockyLinux 8 : kernel-rt (RLSA-2025:19103)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:19103 advisory. kernel: Bluetooth: L2CAP: fix bad unlock balance in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed null-ptr-deref in l2capsockresumecb. syzbot reported null-ptr-deref in l2capsockresumecb. 0 l2capsockresumecb has a similar issue that was fixed in commit 1bff51ea59a9 “Bluetooth: fixed use-after-free errors i...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix use-after-free in l2capconndel When l2caprecvframe is invoked to receive data, and the cid is L2CAPCIDA2MP, if the channel does not exist, it will create a channel. However, after a channel is created, the...

AlmaLinux 8 : kernel-rt (ALSA-2025:19103)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:19103 advisory. kernel: Bluetooth: L2CAP: fix bad unlock balance in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare...

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...

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...

Siemens SIMATIC Devices Improper Input Validation (CVE-2024-58009)

Bluetooth: L2CAP: handle NULL sock pointer in l2capsockalloc 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 scriptid503503; scriptversion"1.2";...

Siemens SIMATIC Devices Classic Buffer Overflow (CVE-2024-35965)

Bluetooth: L2CAP: Fix not validating setsockopt user input Check user input length before copying data. 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...

ALSA-2025:19103 Moderate: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in...

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...

SUSE SLES12 Security Update : kernel (Live Patch 62 for SLE 12 SP5) (SUSE-SU-2025:03656-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03656-1 advisory. This update for the Linux Kernel 4.12.14-122234 fixes several issues. The following security issues were fixed: - CVE-2022-50386: Bluetooth:...

SUSE SLES12 Security Update : kernel (Live Patch 61 for SLE 12 SP5) (SUSE-SU-2025:03653-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03653-1 advisory. This update for the Linux Kernel 4.12.14-122231 fixes several issues. The following security issues were fixed: - CVE-2022-50386: Bluetooth:...

SUSE SLES12 Security Update : kernel (Live Patch 70 for SLE 12 SP5) (SUSE-SU-2025:03662-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03662-1 advisory. This update for the Linux Kernel 4.12.14-122266 fixes several issues. The following security issues were fixed: - CVE-2022-50386: Bluetooth:...

Security update for the Linux Kernel (Live Patch 72 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122272 fixes one issue. The following security issue was fixed: CVE-2022-50386: Bluetooth: L2CAP: Fix user-after-free bsc1250302. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zyppe...

RockyLinux 8 : kernel-rt (RLSA-2025:17812)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:17812 advisory. kernel: KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0 CVE-2022-50228 kernel: Bluetooth: L2CAP: Fix use-after-free CVE-2023-53305...