AZL-99954 CVE-2026-80923 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

DEBIAN-CVE-2026-80923

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

CVE-2026-80923

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

CVE-2026-80923 xhci: dbgtty: Fix unregister on tty_register_driver() failure

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

EUVD-2026-75100

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

CVE-2026-80923

CVE-2026-80923 is a use-after-free in the Linux kernel's xhci dbgtty driver. When tty_register_driver() fails during module initialization, the driver reference is dropped but the global dbc_tty_driver pointer is left dangling (not set to NULL). Upon module unload, dbc_tty_exit() sees the non-NUL...

CVE-2026-80923 xhci: dbgtty: Fix unregister on tty_register_driver() failure

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

PT-2026-89093

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty register driver failure If tty register driver fails, it drops the reference, but fails to set the global dbc tty driver to NULL, causing the unregister to be called again when module exits. On...

CVE-2026-80923: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL, causing the unregister to be called again when module exits. On modul...

Linux Distros Unpatched Vulnerability : CVE-2026-80923

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xhci: dbgtty: Fix unregister on ttyregisterdriver failure If ttyregisterdriver fails, it drops the reference, but fails to set the global dbcttydriver to NULL,...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053409)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053409 advisory. In the Linux kernel, the following vulnerability has been resolved: xhci: Fix Panther point NULL pointer deref at full-speed re-enumeration re-enumerating full-speed...

SUSE CVE-2026-80861

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...

AZL-99639 CVE-2026-80861 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...

CVE-2026-80861

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...

AZL-99405 CVE-2026-80830 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: usb: core: Add lock to usbwakeupnotification Add a spin lock to usbwakeup notification to prevent a race condition with dereferencing freed memory. This could be hit by the xHCI driver as it calls this function from an IRQ and...

CVE-2026-80830

In the Linux kernel, the following vulnerability has been resolved: usb: core: Add lock to usbwakeupnotification Add a spin lock to usbwakeup notification to prevent a race condition with dereferencing freed memory. This could be hit by the xHCI driver as it calls this function from an IRQ and...

EUVD-2026-71311

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...

CVE-2026-80861

CVE-2026-80861 is a vulnerability in the Linux kernel xHCI USB host controller driver (specifically the xhci-pci-renesas path). The root cause is in xhci_gen_setup(): when a USB controller (e.g., Renesas uPD720201 ) is dead or has dropped off the bus, the capability register read returns all-ones...

CVE-2026-80861

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...

CVE-2026-80861 usb: xhci: bail out of setup if the controller is inaccessible

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: bail out of setup if the controller is inaccessible xhcigensetup locates the operational registers using the capability length read from the very first register: xhci-opregs = hcd-regs +...