PT-2026-90163

In the Linux kernel, the following vulnerability has been resolved: iommufd: Avoid locking internal accesses during unmap iommufd access notify unmap skips internal accesses because they do not have an external unmap callback to invoke. However, the current test calls iommufd lock obj before...

PT-2026-90075

In the Linux kernel, the following vulnerability has been resolved: crypto: iaa - unmap dst before software fallback on decompress On a hardware analytics error, decompress retries through the software fallback, which writes req-dst with the CPU while it is still mapped DMA FROM DEVICE. With...

CVE-2026-80728

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/amdgpu: fix aperture mapping leak" devres teardown is LIFO. The aperture devres node was registered after the DRM device node, so devresreleaseall unmaps the aperture before the DRM device release callback fires...

CVE-2026-80620

A flaw was found in the Linux kernel. During the error handling of Message Signaled Interrupts eXtended MSI-X region setup, the kernel attempts to unmap an already freed memory region. This double unmap operation on a null pointer can lead to a kernel warning or crash. A local attacker could...

Linux Distros Unpatched Vulnerability : CVE-2026-80620

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Revert PCI/MSI: Unmap MSI-X region on error This reverts commit 1a8d4c6ecb4c81261bcdf13556abd4a958eca202. Commit 1a8d4c6ecb4c PCI/MSI: Unmap MSI-X region on...

SUSE CVE-2026-80620

In the Linux kernel, the following vulnerability has been resolved: Revert "PCI/MSI: Unmap MSI-X region on error" This reverts commit 1a8d4c6ecb4c81261bcdf13556abd4a958eca202. Commit 1a8d4c6ecb4c "PCI/MSI: Unmap MSI-X region on error" added an iounmapdev-msixbase on the error path of...

CVE-2026-80620

CVE-2026-80620 is a Linux kernel vulnerability in the PCI/MSI subsystem . A prior commit (1a8d4c6ecb4c) added an iounmap(dev->msix_base) on the error path of msix_capability_init(), but pci_free_msi_irqs() — called earlier via the __free(free_msi_irqs) cleanup — already unmapped the region and...

CVE-2026-80620 Revert "PCI/MSI: Unmap MSI-X region on error"

In the Linux kernel, the following vulnerability has been resolved: Revert "PCI/MSI: Unmap MSI-X region on error" This reverts commit 1a8d4c6ecb4c81261bcdf13556abd4a958eca202. Commit 1a8d4c6ecb4c "PCI/MSI: Unmap MSI-X region on error" added an iounmapdev-msixbase on the error path of...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098714)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098714 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/amd/pgtbl: Fix possible race while increase page table level The AMD IOMMU host page table...

CVE-2026-74647

A flaw was found in the Linux kernel's fastrpc component. This race condition occurs when multiple threads concurrently attempt to unmap a buffer. If the buffer is removed from the internal list after its unmap operation has started, it can lead to an inconsistent state. A local attacker could...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: vmunmapram may be called from an invalid context When testing F2FS with xfstests using UFS-backed virtual disks, the kernel sometimes reports that f2fsreleasedecompmem calls vmunmapram from an invalid context. An example...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodation for VMA splitting Prior to this commit, the gntdev driver code did not handle the following scenario correctly with paravirtualized PV Xen domains: The user process sets up a gntdev mapping consisting of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: IB/mthca: Added the missing mthcaunmapuserdb function for mthcacreatesrq. Fixed a user-trigivable leak in the system call failure path...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: crypto: sun8i-ce-cipher – Fixed error handling in sun8icecipherprepare. Fixed two DMA cleanup issues on the error path in sun8icecipherprepare: 1. If dmamapsg fails for areq-dst, the device driver will attempt to free DMA memo...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in include/asm-generic/tlb.h in the Linux kernel before version 5.19. Due to a race condition between unmapmappingrange and munmap, a device driver can free a page while it still has stale TLB entries. This only occurs in situations involving VMPFNMAP VMAs...

CVE-2026-74647

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Remove buffer from list prior to unmap operation fastrpcreqmunmapimpl is called to unmap any buffer. The buffer is getting removed from the list after it is unmapped from DSP. This can create potential race...

CVE-2026-74647

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Remove buffer from list prior to unmap operation fastrpcreqmunmapimpl is called to unmap any buffer. The buffer is getting removed from the list after it is unmapped from DSP. This can create potential race...

UBUNTU-CVE-2026-74647

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Remove buffer from list prior to unmap operation fastrpcreqmunmapimpl is called to unmap any buffer. The buffer is getting removed from the list after it is unmapped from DSP. This can create potential race...

EUVD-2026-64584

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Remove buffer from list prior to unmap operation fastrpcreqmunmapimpl is called to unmap any buffer. The buffer is getting removed from the list after it is unmapped from DSP. This can create potential race...

CVE-2026-74647

CVE-2026-74647 is a race condition in the Linux kernel's fastrpc component (DSP interface). The function fastrpc_req_munmap_impl() removed a buffer from its internal list only after unmapping from the DSP. When multiple threads concurrently invoked unmap, one thread could remove the list entry wh...