CVE-2026-74734

A flaw was found in the Linux kernel's FireWire IEEE 1394 Open Host Controller Interface OHCI driver. During the error handling path of the driver's probe function, a NULL pointer dereference can occur in the arcontextrelease function if the context was not properly initialized. This vulnerabilit...

AZL-97832 CVE-2026-74734 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: firewire: ohci: fix NULL pointer dereference in arcontextrelease During the error handling path of the driver's probe function, a NULL pointer dereference can occur in arcontextrelease. When pciprobe fails early e.g., if...

CVE-2026-74734

In the Linux kernel, the following vulnerability has been resolved: firewire: ohci: fix NULL pointer dereference in arcontextrelease During the error handling path of the driver's probe function, a NULL pointer dereference can occur in arcontextrelease. When pciprobe fails early e.g., if...

UBUNTU-CVE-2026-74734

In the Linux kernel, the following vulnerability has been resolved: firewire: ohci: fix NULL pointer dereference in arcontextrelease During the error handling path of the driver's probe function, a NULL pointer dereference can occur in arcontextrelease. When pciprobe fails early e.g., if...

CVE-2026-74734 firewire: ohci: fix NULL pointer dereference in ar_context_release

In the Linux kernel, the following vulnerability has been resolved: firewire: ohci: fix NULL pointer dereference in arcontextrelease During the error handling path of the driver's probe function, a NULL pointer dereference can occur in arcontextrelease. When pciprobe fails early e.g., if...

CVE-2026-74734

A NULL pointer dereference in the Linux kernel's firewire/ohci driver can crash the kernel. During early probe failure (e.g., pcim_enable_device() or MMIO mapping failure), the devres cleanup calls ar_context_release(), which dereferences ctx->ohci before verifying the context was ever initial...

Linux Distros Unpatched Vulnerability : CVE-2026-74734

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - firewire: ohci: fix NULL pointer dereference in arcontextrelease During the error handling path of the driver's probe function, a NULL pointer dereference can...

PT-2026-82114

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the firewire OHCI driver where a NULL pointer dereference can occur within the ar context release function. This happens during the error handling path of the driver's...

Astra Linux – Vulnerability in Qemu

In QEMU 5.0.0, the file hw/usb/hcd-ohci.c contains a stack-based buffer over-read issue, caused by values obtained from the host controller driver...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-ppc-of: Fix refcount leak bug In ohcihcdppcofprobe, offindcompatiblenode will return a node pointer with the refcount incremented. We should use ofnodeput when it is no longer needed...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: FireWire: OHCI: Masking of bus reset interrupts between ISR and the bottom half In the FireWire OHCI interrupt handler, if a bus reset interrupt occurs, the bus reset interrupts are masked until busresetwork processes and clears...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-tmio: check return value after calling platformgetresource This vulnerability could lead to a null-ptr-deref issue if platformgetresource returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerability in Qemu

In QEMU 5.0.0, the hw/usb/hcd-ohci.c file contains an infinite loop when a TD list has a loop...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Firewire: ohci: prevents leakage of leftover IRQs when unbinding The commit 5a95f1ded28691e6 “Firewire: ohci: uses a devres for the requested IRQ” also removed the call to freeirq in pciremove. This resulted in a leftover IRQ...

Medium: qemu

Issue Overview: hcd-ohci: infinite loop NOTE: Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/129922c2bc398b656a9180150e667f98fdf0d402 v11.0.0-rc1 CVE-2026-3890 virtio-scsi request size mismatch NOTE: Fixed by:...

CVE-2026-3890

hcd-ohci: infinite loop...

UBUNTU-CVE-2026-3890

hcd-ohci: infinite loop...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011115)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011115 advisory. In the Linux kernel, the following vulnerability has been resolved: mips: bmips: BCM6358: disable RAC flush for TP1 RAC flush causes kernel panics on BCM6358 with...

The vulnerability of the ohci_hcd_ppc_of_probe() function in the driver module drivers/usb/host/ohci-ppc-of.c of the Linux operating system’s USB device driver allows a hacker to cause a service failure.

The vulnerability of the ohcihcdppcofprobe function in the drivers/usb/host/ohci-ppc-of.c file of the Linux device driver for USB chipsets is related to errors during link counters updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004847 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-ppc-of: Fix refcount leak bug In ohcihcdppcofprobe, offindcompatiblenode will...