Linux Distros Unpatched Vulnerability : CVE-2026-89453

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/amd: Put PCI device after handling PPR faults iommucalliopfnotifier looks up the requester with pcigetdomainbusandslot, which returns a PCI device with it...

CVE-2026-89453

A flaw was found in the Linux kernel's IOMMU Input/Output Memory Management Unit driver for AMD. This vulnerability occurs when the system handles certain memory access errors, specifically Page Request PPR faults, without properly releasing a reference to a PCI device. This oversight causes a...

CVE-2026-89453

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Put PCI device after handling PPR faults iommucalliopfnotifier looks up the requester with pcigetdomainbusandslot, which returns a PCI device with its reference count incremented. Neither the successful...

CVE-2026-89453 iommu/amd: Put PCI device after handling PPR faults

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Put PCI device after handling PPR faults iommucalliopfnotifier looks up the requester with pcigetdomainbusandslot, which returns a PCI device with its reference count incremented. Neither the successful...

CVE-2026-89453

CVE-2026-89453 is a PCI device reference count leak in the Linux kernel's iommu/amd subsystem. The function iommu_call_iopf_notifier() calls pci_get_domain_bus_and_slot() which increments the device's reference count, but neither the successful iommu_report_device_fault() path nor the abort path ...

EUVD-2026-76359

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Put PCI device after handling PPR faults iommucalliopfnotifier looks up the requester with pcigetdomainbusandslot, which returns a PCI device with its reference count incremented. Neither the successful...

CVE-2026-89453 iommu/amd: Put PCI device after handling PPR faults

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Put PCI device after handling PPR faults iommucalliopfnotifier looks up the requester with pcigetdomainbusandslot, which returns a PCI device with its reference count incremented. Neither the successful...

PT-2026-90169

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Put PCI device after handling PPR faults iommu call iopf notifier looks up the requester with pci get domain bus and slot, which returns a PCI device with its reference count incremented. Neither the successful iommu...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fixed a reference count leak in pprnotifier. According to the comments on pcigetdomainbusandslot, it returns a PCI device with a reference count that increments after usage. The caller must decrement the reference coun...

CVE-2026-64513 KVM: x86: Unconditionally recompute CR8 intercept on PPR update

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Unconditionally recompute CR8 intercept on PPR update The TPRTHRESHOLD field in the VMCS is used by VMX to induce VM exits when the guest's virtual TPR falls under the specified threshold, allowing KVM to inject...

PT-2026-64734

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM x86 implementation where the TPR THRESHOLD field in the VMCS is not correctly updated during certain PPR updates. When apic update ppr is called and no...

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,...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010834)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010834 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,...

MAL-2026-2865 Malicious code in @sie-ppr-web-checkout/app (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 977089aabb00f7d390dd6bf7ad3e9038c4998ec2ccf93a2e38016f525c32f368 The package @sie-ppr-web-checkout/app was found to contain malicious code. Source: ghsa-malware...

Malicious code in @sie-ppr-web-checkout/app (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 977089aabb00f7d390dd6bf7ad3e9038c4998ec2ccf93a2e38016f525c32f368 The package @sie-ppr-web-checkout/app was found to contain malicious code. Source: ghsa-malware...

The vulnerability of the ppr_notifier() function in the drivers/iommu/amd/iommu_v2.c file of the Linux operating system’s IOMMU driver allows a hacker to trigger a service failure.

The vulnerability of the pprnotifier function in the drivers/iommu/amd/iommuv2.c file of the Linux IOMMU driver module is related to errors during link generation. Exploiting this vulnerability could allow an attacker to cause a service failure...

Next.js has Unbounded Memory Consumption via PPR Resume Endpoint

A denial of service vulnerability exists in Next.js versions with Partial Prerendering PPR enabled when running in minimal mode. The PPR resume endpoint accepts unauthenticated POST requests with the Next-Resume: 1 header and processes attacker-controlled postponed state data. Two closely related...

CVE-2025-59472

A denial of service vulnerability exists in Next.js versions with Partial Prerendering PPR enabled when running in minimal mode. The PPR resume endpoint accepts unauthenticated POST requests with the Next-Resume: 1 header and processes attacker-controlled postponed state data. Two closely related...

EUVD-2022-55649

In the Linux kernel, the following vulnerability has been resolved: arm64: ftrace: fix module PLTs with mcount Li Huafei reports that mcount-based ftrace with module PLTs was broken by commit: a6253579977e4c6f "arm64: ftrace: consistently handle PLTs." When a module PLTs are used and a module is...

Linux Distros Unpatched Vulnerability : CVE-2022-50505

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: iommu/amd: Fix pci device refcount leak in pprnotifier As comment of pcigetdomainbusandslot...