PT-2026-43722

In the Linux kernel, the following vulnerability has been resolved: ata: libata-scsi: avoid Non-NCQ command starvation When a non-NCQ command is issued while NCQ commands are being executed, ata scsi qc issue indicates to the SCSI layer that the command issuing should be deferred by returning SCS...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ata/libata-scsi module potentially causing non-NCQ command starvation under continuous load o...

SUSE CVE-2026-43220

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

EUVD-2026-27780

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

CVE-2026-43220

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

DEBIAN-CVE-2026-43220

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

CVE-2026-43220

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

PT-2026-37560

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the AMD IOMMU driver where concurrent Translation Lookaside Buffer TLB invalidations can cause completion waits to time out randomly. This occurs because the cmd sem v...

UBUNTU-CVE-2022-49136

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

CVE-2022-49136 Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

CVE-2022-49136 Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

CVE-2022-49136 Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

CVE-2022-49136

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

kernel: Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

A vulnerability was found in the Linux kernel's Bluetooth subsystem in the hcicmdsyncqueue function. There was a missing check for whether the HCIUNREGISTER flag had been set, meaning that commands were still sent even as the Bluetooth device was being unregistered. This issue could lead to a...

DEBIAN-CVE-2016-1568

Use-after-free vulnerability in hw/ide/ahci.c in QEMU, when built with IDE AHCI Emulation support, allows guest OS users to cause a denial of service instance crash or possibly execute arbitrary code via an invalid AHCI Native Command Queuing NCQ AIO command...

CVE-2016-1568

Use-after-free vulnerability in hw/ide/ahci.c in QEMU, when built with IDE AHCI Emulation support, allows guest OS users to cause a denial of service instance crash or possibly execute arbitrary code via an invalid AHCI Native Command Queuing NCQ AIO command...

Qemu: ide: ahci use-after-free vulnerability in aio port commands

A use-after-free flaw was found in the way QEMU's IDE AHCI emulator processed certain AHCI Native Command Queuing NCQ AIO commands. A privileged guest user could use this flaw to crash the QEMU process instance or, potentially, execute arbitrary code on the host with privileges of the QEMU proces...

Important: Red Hat Security Advisory: qemu-kvm-rhev security update

Updated qemu-kvm-rhev packages that fix two security issues are now available for Red Hat Enterprise Linux OpenStack Platform 7. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...

Qemu: ide: ahci use-after-free vulnerability in aio port commands

A use-after-free flaw was found in the way QEMU's IDE AHCI emulator processed certain AHCI Native Command Queuing NCQ AIO commands. A privileged guest user could use this flaw to crash the QEMU process instance or, potentially, execute arbitrary code on the host with privileges of the QEMU proces...