CVE-2021-4032

A vulnerability was found in the Linux kernel's KVM subsystem in arch/x86/kvm/lapic.c kvmfreelapic when a failure allocation was detected. In this flaw the KVM subsystem may crash the kernel due to mishandling of memory errors that happens during VCPU construction, which allows an attacker with...

CVE-2021-4032

CVE-2021-4032 affects the Linux kernel KVM: arch/x86/kvm/lapic.c kvm_free_lapic. A failure during memory allocation when constructing a VCPU can mishandle memory errors, causing a kernel crash and enabling local-privilege attackers to trigger a denial of service. The issue exists in kernel versio...

CVE-2021-4032

A vulnerability was found in the Linux kernel's KVM subsystem in arch/x86/kvm/lapic.c kvmfreelapic when a failure allocation was detected. In this flaw the KVM subsystem may crash the kernel due to mishandling of memory errors that happens during VCPU construction, which allows an attacker with...

CVE-2021-4032

A vulnerability was found in the Linux kernel's KVM subsystem in arch/x86/kvm/lapic.c kvmfreelapic when a failure allocation was detected. In this flaw the KVM subsystem may crash the kernel due to mishandling of memory errors that happens during VCPU construction, which allows an attacker with...

[SECURITY] [DLA 2714-1] linux-4.19 security update

Debian LTS Advisory DLA-2714-1 [email protected] https://www.debian.org/lts/security/ Ben Hutchings July 20, 2021 https://wiki.debian.org/LTS Package : linux-4.19 Version : 4.19.194-3deb9u1 CVE ID : CVE-2020-36311 CVE-2021-3609 CVE-2021-33909 CVE-2021-34693 Debian Bug : 990072 Several...

EulerOS Virtualization 2.9.0 : kernel (EulerOS-SA-2021-1971)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - There is a flaw reported in drivers/gpu/drm/nouveau/nouveausgdma.c in nouveausgdmacreatettm in Nouveau DRM subsystem. The issue...

Linux kernel resource management error vulnerability (CNVD-2021-30592)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A resource management error vulnerability exists in versions of Linux kernel prior to 5.7, which stems from the KVM subsystem allowing out-of-scope access after deletion. No...

CVE-2020-36313

A flaw was found in the Linux kernel. The KVM subsystem allows out-of-range access to memslots after a deletion. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Mitigation Mitigation for this issue is either not available or the...

CVE-2020-36313

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

Arbitrary file deletion

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

CVE-2020-36313

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

CVE-2020-36313

CVE-2020-36313 affects the Linux kernel before 5.7. The KVM subsystem allows out‑of‑range access to memslots after a deletion (CID-0774a964ef56), impacting arch/s390/kvm/kvm-s390.c, include/linux/kvm_host.h, and virt/kvm/kvm_main.c. Root cause is a memslot handling bug in KVM/s390; exploitation d...

CVE-2020-36313

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

Denial Of Service

kernel is vulnerable to denial of service. It was found that the kvmvmioctlassigndevice function in the KVM subsystem of a Linux kernel did not check if the user requesting device assignment was privileged or not. A member of the kvm group on the host could assign unused PCI devices, or even...

Denial Of Service (DoS)

kernel is vulnerable to denial of service. A flaw was found in the way the KVM subsystem of a Linux kernel handled PIT Programmable Interval Timer IRQs interrupt requests when there was no virtual interrupt controller set up. A malicious user in the kvm group on the host could force this situatio...

CVE-2018-19406

A NULL pointer dereference security flaw was found in the Linux kernel in kvmpvsendipi in arch/x86/kvm/lapic.c. This allows local users with certain privileges to cause a denial of service via a crafted system call to the KVM subsystem...

CVE-2018-19407

A NULL pointer dereference security flaw was found in the Linux kernel in the vcpuscanioapic function in arch/x86/kvm/x86.c. This allows local users with certain privileges to cause a denial of service via a crafted system call to the KVM subsystem...

F5 Networks BIG-IP : Linux kernel KVM subsystem vulnerability (K11186236)

In the Linux kernel before 4.20.8, kvmioctlcreatedevice in virt/kvm/kvmmain.c mishandles reference counting because of a race condition, leading to a use-after-free. CVE-2019-6974 Impact BIG-IP An attacker may use this vulnerability to cause a vCMP guest to crash,resulting in a denial-of-service...

EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1486)

According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - It was found that the parserockridgeinodeinternal function of the Linux kernel's ISOFS implementation did not correctl...

EulerOS Virtualization 3.0.1.0 : kernel (EulerOS-SA-2019-1475)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The skbflowdissect function in net/core/flowdissector.c in the Linux kernel through 3.12 allows remote attackers to cause a denia...