CVE-2026-89804

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dmem: fix mismatched DMA unmap size for large folios Device-private THP migration maps migration buffers with pagesize and records that length in dmainfo-size. For a compound folio pagesize is PAGESIZE 0 folio this...

CVE-2026-89804

CVE-2026-89804 affects the Linux kernel 's drm/nouveau/dmem subsystem, specifically the device-private THP (Transparent Huge Page) migration path. The root cause is a mismatched DMA unmap size : two teardown sites—nouveau_dmem_migrate_to_ram() (success path) and nouveau_dmem_migrate_copy_one() (c...

CVE-2026-89804 drm/nouveau/dmem: fix mismatched DMA unmap size for large folios

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dmem: fix mismatched DMA unmap size for large folios Device-private THP migration maps migration buffers with pagesize and records that length in dmainfo-size. For a compound folio pagesize is PAGESIZE 0 folio this...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: A sysfs leak was fixed in allociommu. The iommudevicesysfsadd function is called before this, so it must be cleaned up in subsequent errors...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021533)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021533 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix pci device refcount leak in pprnotifier As comment of pcigetdomainbusandslot says,...