CVE-2025-39861 Bluetooth: vhci: Prevent use-after-free by removing debugfs files early

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: vhci: Prevent use-after-free by removing debugfs files early Move the creation of debugfs files into a dedicated function, and ensure they are explicitly removed during vhcirelease, before associated data structures ar...

CLSA-2025-1757961864 kernel: Fix of 32 CVEs

inet: fully convert sk-skrxdst to RCU rules CVE-2021-47103 - ALSA: usb-audio: Fix out of bounds reads when finding clock sources CVE-2024-53150 - posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - can: peakusb: fix use after free bugs CVE-2021-47670 -...

CLSA-2025-1757961506 kernel: Fix of 26 CVEs

posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - xfrm: state: fix out-of-bounds read during lookup CVE-2024-57982 - nfsd: fix race between laundromat and freestateid CVE-2024-50106 - nfsd: split scstatus out of sctype CVE-2024-50106 - nfsd: avoid race...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. 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...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

RHEL 9 : kernel (RHSA-2025:15668)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15668 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/iucv: Avoid explicit...

RHEL 9 : kernel (RHSA-2025:15670)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15670 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ext4: use-after-free in...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

RHEL 9 : kernel-rt (RHSA-2025:15224)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15224 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

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...

AlmaLinux 9 : kernel (ALSA-2025:13962)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:13962 advisory. kernel: bpf, testrun: Fix use-after-free issue in ethskbpkttype CVE-2025-21867 microcodectl: From CVEorg collector CVE-2024-28956 kernel: mm/hugetlb:...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

kernel: Bluetooth: hci_core: Fix use-after-free in vhci_flush()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

RHEL 8 : kernel (RHSA-2025:13960)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13960 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/vkms: Fix use after free...