Linux Distros Unpatched Vulnerability : CVE-2026-98476

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW...

CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

UBUNTU-CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

DEBIAN-CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

AZL-108575 CVE-2026-98476 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476 s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476 s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

EUVD-2026-103716

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476

The Linux kernel contains a NULL pointer dereference vulnerability in the s390/cio component within the ccw_device_get_util_str() function. This occurs because a channel path registry entry associated with a CHPID may be removed while a subchannel's PMCW still references that CHPID, causing chpid...

CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

PT-2026-116695

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccw device get util str The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpid to chp can retu...

Linux Kernel Security Vulnerabilities

The Linux kernel version 4.18 contains a security vulnerability. This vulnerability stems from the s390/cio subsystem, where the ccwdevicegetutilstr function does not check the return value of chpidtochp, which may lead to null pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fixed an out-of-bounds access issue related to the cioignore function. The channel-subsystem-driver scans for newly available devices whenever device IDs are removed from the cioignore list, using commands like: echo fr...

SUSE CVE-2026-80549

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Move cp cleanup out of not operational The fsmnotoper routine is called when the device has been lost, and is by definition no longer operational. Since this can happen asynchronously from the normal behavior of the...

CVE-2026-80549 s390/vfio_ccw: Move cp cleanup out of not operational

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Move cp cleanup out of not operational The fsmnotoper routine is called when the device has been lost, and is by definition no longer operational. Since this can happen asynchronously from the normal behavior of the...

CVE-2026-80549

This CVE affects the s390/vfio_ccw driver in the Linux kernel. The fsm_notoper() routine is invoked when a channel-attached device is lost; because this can occur asynchronously, the cleanup of private->cp resources may execute while other locks (notably the cio subchannel lock ) are held in t...

PT-2026-82165

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the fsm notoper function within the s390/vfio ccw component. This routine is triggered when a device is lost and is no longer operational. Because this process can occ...

Linux driver s390 cio css Heap Buffer Overflow DoS

The vulnerability in the drivers/s390/cio/css.c component of the Linux operating system’s kernel is related to improper memory release before deleting the last reference. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2026-53117

In the Linux kernel, the following vulnerability has been resolved: s390/cio: use generic driveroverride infrastructure When a driver is probed through driverattach, the bus' match callback is called without the device lock held, thus accessing the driveroverride field without a lock, which can...