Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86 – If the new GSI Global Service Interface route prevents the IRQ being posted directly to a vCPU, then the IRTE should be reset to host control. The IRTE should also be restored to host control if it is in MSI mode or in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005446)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005446 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix panic on out-of-bounds guest IRQ As guestirq is coming from KVMIRQFD API call, it m...

SUSE CVE-2026-23198

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

CVE-2026-23198

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from KVM’s failure to properly allocate irqfd when canceling the allocation, leading to incorrect...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001776)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001776 advisory. Buffer overflow in virt/kvm/irqcomm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service crash and possibly execu...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992870)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992870 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reset IRTE to host control if new route isn't postable Restore an IRTE back to host...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987649)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987649 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix panic on out-of-bounds guest IRQ As guestirq is coming from KVMIRQFD API call, it m...

DEBIAN-CVE-2025-37885

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reset IRTE to host control if new route isn't postable Restore an IRTE back to host control remapped or posted MSI mode if the new GSI route prevents posting the IRQ directly to a vCPU, regardless of the GSI routing typ...

PT-2025-20537

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been identified, related to KVM Kernel-based Virtual Machine on x86 systems. The issue arises when the new GSI route prevents posting the IRQ...

UBUNTU-CVE-2022-49154

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix panic on out-of-bounds guest IRQ As guestirq is coming from KVMIRQFD API call, it may trigger crash in svmupdatepiirte due to out-of-bounds: crash bt PID: 22218 TASK: ffff951a6ad74980 CPU: 73 COMMAND: "vcpu8" 0...

CVE-2012-2137

Buffer overflow in virt/kvm/irqcomm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service crash and possibly execute arbitrary code via vectors related to Message Signaled Interrupts MSI, irq routing entries, and an incorrect check by the...

Fedora Core 1 : kernel-2.4.22-1.2129.nptl (2003-026)

The kernel shipped with Fedora Core 1 was vulnerable to a bug in the error return on a concurrent fork with threaded exit which could be exploited by a user level program to crash the kernel. In addition to this bug fix, the changelog below details various other non-security fixes that have been...