Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevented NULL dereferencing in iovatophys. The riscviommupteFetch function returns either NULL for unmapped/never-mapped iovas, or a valid leaf PTE pointer that does not require further validation. The...

SUSE CVE-2025-39699

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...

Linux Distros Unpatched Vulnerability : CVE-2025-39699

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer th...

DEBIAN-CVE-2025-39699

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...

CVE-2025-39699

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...

CVE-2025-39699 iommu/riscv: prevent NULL deref in iova_to_phys

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...

CVE-2025-39699 iommu/riscv: prevent NULL deref in iova_to_phys

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...

CVE-2025-39699

CVE-2025-39699 affects the Linux kernel (iommu/riscv) with a fix to prevent NULL dereference in iova_to_phys. The issue arises because riscv_iommu_pte_fetch() may return NULL for unmapped/never-mapped IO virtual addresses, and riscv_iommu_iova_to_phys() did not handle NULL, leading to a potential...

PT-2025-36293

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The riscv iommu pte fetch function can return a NULL value for unmapped or never-mapped IOVAs. The riscv iommu iova to phys function did not handle these NULL returns, leading to a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the iommu/riscv module's failure to handle NULL returns in iovatophys...

UBUNTU-CVE-2021-47325

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fix armsmmudevice refcount leak in address translation The reference counting issue happens in several exception handling paths of armsmmuiovatophyshard. When those error scenarios occur, the function forgets to...