CVE-2026-64071

The CVE-2026-64071 issue is a use-after-free in the Linux kernel nvme-pci path. In nvme_free_host_mem(), dev->hmb_sgt is freed via dma_free_noncontiguous() but the pointer is not cleared, so a second call in the nvme_probe() error path (nvme_setup_host_mem() succeeds, nvme_set_host_mem() fails...

CVE-2026-53164

In the Linux kernel, the following vulnerability has been resolved: iommu/dma: Do not try to iommumap a 0 length region in swiotlb iommudmaiovalinkswiotlb processes a mapping that is unaligned in three parts, the head, middle and trailer. If the middle is empty because there are no aligned pages ...

CVE-2026-53164 iommu/dma: Do not try to iommu_map a 0 length region in swiotlb

In the Linux kernel, the following vulnerability has been resolved: iommu/dma: Do not try to iommumap a 0 length region in swiotlb iommudmaiovalinkswiotlb processes a mapping that is unaligned in three parts, the head, middle and trailer. If the middle is empty because there are no aligned pages ...

PT-2026-52260

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the iommu dma iova link swiotlb function when processing unaligned mappings divided into head, middle, and trailer parts. If the middle section is empty due to a lack ...

UBUNTU-CVE-2025-37877

In the Linux kernel, the following vulnerability has been resolved: iommu: Clear iommu-dma ops on cleanup If iommudeviceregister encounters an error, it can end up tearing down already-configured groups and default domains, however this currently still leaves devices hooked up to iommu-dma and ev...

CVE-2025-37877

In the Linux kernel, the following vulnerability has been resolved: iommu: Clear iommu-dma ops on cleanup If iommudeviceregister encounters an error, it can end up tearing down already-configured groups and default domains, however this currently still leaves devices hooked up to iommu-dma and ev...

CVE-2024-44984

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix double DMA unmapping for XDPREDIRECT Remove the dmaunmappageattrs call in the driver's XDPREDIRECT code path. This should have been removed when we let the page pool handle the DMA mapping. This bug causes the warning...

Oracle Linux 8 : kernel (ELSA-2024-5101)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-5101 advisory. - ionic: fix use after netifnapidel CKI Backport Bot RHEL-47624 CVE-2024-39502 - ionic: clean interrupt before enabling queue to avoid credit race CKI...

CVE-2021-47140

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Clear DMA ops when switching domain Since commit 08a27c1c3ecf "iommu: Add support to change default domain of an iommu group" a user can switch a device between IOMMU and direct DMA through sysfs. This doesn't work for...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...