CVE-2026-51585

realtek poc Exploit de rt26cx21x64.sys familia Realtek PCIe GbE/2.5GbE/5GbE Descripción general El OID 0xFF816871 mapea el bar mmio de la NIC en el espacio de direcciones virtuales del proceso llamante, MmLockedPagesSpecifyCache, accesible desde modo usuario mediante \.\RealTekCardGUID Este IOCTL...

CVE-2026-89977

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe stores it and continues until initialization dereferences it through...

CVE-2026-89977

CVE-2026-89977 affects the accel/ethosu driver in the Linux kernel . The root cause is a missing error check: devm_platform_ioremap_resource() can return an error pointer when the register resource cannot be mapped, but ethosu_probe() stores the pointer and continues execution until later initial...

CVE-2026-89977 accel/ethosu: check MMIO mapping errors in probe

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe stores it and continues until initialization dereferences it through...

CVE-2026-89977: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe stores it and continues until initialization dereferences it through...

Linux Distros Unpatched Vulnerability : CVE-2026-89977

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe...

CVE-2026-64149

In the Linux kernel, the following vulnerability has been resolved: dma-mapping: move dmamapresource sanity check into debug code dmamapresource uses pfnvalid to ensure the range is not RAM. However, pfnvalid only checks for availability of the memory map for a PFN but it does not ensure that the...

CVE-2026-23401 KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE When installing an emulated MMIO SPTE, do so after dropping/zapping the existing SPTE if it's shadow-present. While commit a54aa15c6bda3 was right about...

Linux Distros Unpatched Vulnerability : CVE-2024-26977

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: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-26977)

The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26977 advisory. - In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping lea...

Unspecified vulnerability in Linux kernel (CNVD-2024-39354)

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 a failure to properly reset the MMIO mapping after device removal. No details of the vulnerability are...

CBL Mariner 2.0 Security Update: hyperv-daemons (CVE-2024-26977)

The version of hyperv-daemons installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26977 advisory. - In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping lea...

AZL-40416 CVE-2024-26977 affecting package hyperv-daemons for versions less than 5.15.158.1-1

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

CVE-2024-26977

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

CVE-2024-26977 pci_iounmap(): Fix MMIO mapping leak

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

CVE-2024-26977 pci_iounmap(): Fix MMIO mapping leak

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

CVE-2024-26977 pci_iounmap(): Fix MMIO mapping leak

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

CVE-2024-26977: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: pciiounmap: Fix MMIO mapping leak The ifdef ARCHHASGENERICIOPORTMAP accidentally also guards iounmap, which means MMIO mappings are leaked. Move the guard so we call iounmap for MMIO mappings...

FreeBSD : xen-kernel and xen-tools -- Long latency MMIO mapping operations are not preemptible (d40c66cb-27e4-11e5-a4a5-002590263bf5)

The Xen Project reports : The XENDOMCTLmemorymapping hypercall allows long running operations without implementing preemption. This hypercall is used by the device model as part of the emulation associated with configuration of PCI devices passed through to HVM guests and is therefore indirectly...

SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2015:0701-1)

Xen was updated 4.4.201 to address three security issues and functional bugs. The following vulnerabilities were fixed : - Long latency MMIO mapping operations are not preemptible XSA-125, CVE-2015-2752, bnc922705 - Unmediated PCI command register access in qemu XSA-126, CVE-2015-2756, bnc922706 ...