CVE-2022-50419 Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times deviceadd shall not be called multiple times as stated in its documentation: 'Do not call this routine or deviceregister more than once for any device structure...

CVE-2022-50374

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer dereference at hciuartttyclose 1, for rcusyncenter is called without rcusyncinit due to hciuartttyopen ignoring percpuinitrwsem failure...

The vulnerability of the hci_cmd_sync_queue() function in the net/bluetooth/hciSync.c module of the Bluetooth subsystem in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the hcicmdsyncqueue function in the net/bluetooth/hciSync.c module of the Bluetooth subsystem in the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

RHEL 8 : kernel (RHSA-2025:14742)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14742 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: netsched: hfsc: Fix a UAF...

USN-7701-3 linux-iot vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

USN-7701-3: Linux kernel (IoT) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

USN-7701-2: Linux kernel (FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

USN-7701-2 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-7701-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7701-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

CVE-2025-38592

CVE-2025-38592 affects the Linux kernel Bluetooth subsystem. The issue arises in hci_devcd_dump where dev_coredumpv and skb_put_data both use hdev->dump.head, allowing a freed vmalloc buffer to be accessed and causing vmalloc-out-of-bounds access. The documented root cause is that dev_coredump...

USN-7701-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

USN-7701-1 linux, linux-aws, linux-aws-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - SMB network file system; - Bluetooth...

USN-7685-5: Linux kernel (Oracle) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-5 linux-oracle vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-4 linux-oracle vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-3: Linux kernel (FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-3 linux-aws-fips, linux-azure-fips, linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-2 linux-azure vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

USN-7685-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...