DEBIAN-CVE-2025-39815

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

CVE-2025-39815

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

UBUNTU-CVE-2025-39815

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

CVE-2025-39815 RISC-V: KVM: fix stack overrun when loading vlenb

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

CVE-2025-39815

The CVE-2025-39815 entry corresponds to a Linux kernel vulnerability in the RISC-V KVM area, where a stack overrun could occur while loading vlenb. The issue arises because user-space can place up to 2048 bits into an xlen-sized stack buffer, exceeding the intended xlen capacity. The advisory not...

CVE-2025-39815 RISC-V: KVM: fix stack overrun when loading vlenb

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

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...

PT-2025-44147

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.17.0-rc1-g2465bb83e0b4 Description The Linux kernel contains a flaw related to how return values from BPF Berkeley Packet Filter programs are handled, specifically when dealing with struct operations on the...

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...

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...

UBUNTU-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

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...

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...

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...

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...

CVE-2025-38681

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: take the memory hotplug lock inside ptdumpwalkpgd Memory hot remove unmaps and tears down various kernel page table regions as required. The ptdump code can race with concurrent modifications of the kernel page tables...

Ubuntu 25.04 : Linux kernel (Azure) vulnerabilities (USN-7721-1)

"The remote Ubuntu 25.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7721-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in th...

USN-7721-1 linux-azure vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PA-RISC architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - x...

Linux Distros Unpatched Vulnerability : CVE-2022-49852

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: riscv: process: fix kernel info leakage threadstruct's s12 may contain random kernel memory...