CVE-2026-64326

A flaw was found in the Linux kernel's block device handling. When a block device is unexpectedly removed, the bdevmarkdead function can unconditionally attempt to synchronize the device, even if it is no longer present. This can lead to a system hang, effectively causing a Denial of Service DoS,...

block: skip sync_blockdev() on surprise removal in bdev_mark_dead()

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SUSE CVE-2026-64326

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

CVE-2026-64326

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

UBUNTU-CVE-2026-64326

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

CVE-2026-64326

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

CVE-2026-64326 block: skip sync_blockdev() on surprise removal in bdev_mark_dead()

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

EUVD-2026-48870

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

CVE-2026-64326 block: skip sync_blockdev() on surprise removal in bdev_mark_dead()

In the Linux kernel, the following vulnerability has been resolved: block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback fsbdevmarkdead honours this and skips syncfilesystem, but the bare block devi...

Linux Distros Unpatched Vulnerability : CVE-2026-64326

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - block: skip syncblockdev on surprise removal in bdevmarkdead bdevmarkdead's @surprise == true means the device is already gone. The filesystem callback...

PT-2026-64547

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the block layer where the bdev mark dead function fails to check the surprise variable when handling bare block devices. When surprise is set to true, it indicates the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Ensure successful attachment when a device is removed unexpectedly. When a PCI device is removed using hotplug, there may still be attempts to attach the device to the default domain as part of cleanup via...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013836)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013836 advisory. In the Linux kernel, the following vulnerability has been resolved: igb: Fix igbdown hung on surprise removal In a setup where a Thunderbolt hub connects to Ethernet...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: PCI: pnvphp: Fixed issue with surprise plug detection and recovery The existing PowerNV hotplug code did not handle surprise plug events correctly, resulting in a complete failure of the hotplug system after a device was...

Linux Distros Unpatched Vulnerability : CVE-2025-39958

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/s390: Make attach succeed when the device was surprise removed When a PCI device is removed with surprise hotplug, there may still be attempts to attach t...

CVE-2025-39958

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Make attach succeed when the device was surprise removed When a PCI device is removed with surprise hotplug, there may still be attempts to attach the device to the default domain as part of tear down via...

iommu/s390: Make attach succeed when the device was surprise removed

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CVE-2025-39958

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Make attach succeed when the device was surprise removed When a PCI device is removed with surprise hotplug, there may still be attempts to attach the device to the default domain as part of tear down via...

UBUNTU-CVE-2025-39958

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Make attach succeed when the device was surprise removed When a PCI device is removed with surprise hotplug, there may still be attempts to attach the device to the default domain as part of tear down via...

CVE-2025-39958

CVE-2025-39958 concerns the Linux kernel IOMMU on s390: when a PCI device is surprise-removed, teardown may still attempt to attach to the default domain, causing zpci_register_ioat() to fail and s390_iommu_attach_device() to error out. The fix changes the attach path to proceed as if registratio...