UBUNTU-CVE-2022-39189

An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVMVCPUPREEMPTED situations...

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 versions of Linux kernel prior to 5.18.17, which stems from the x86 architecture-based KVM subsystem due to a TLB refresh operation being...

GSD-2022-1000610 KVM: LAPIC: Also cancel preemption timer during SET_LAPIC

KVM: LAPIC: Also cancel preemption timer during SETLAPIC This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.16.5 by commit...

GSD-2022-1000247 KVM: LAPIC: Also cancel preemption timer during SET_LAPIC

KVM: LAPIC: Also cancel preemption timer during SETLAPIC This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.19 by commit...

PT-2022-9989 · Qualcomm · Snapdragon

Name of the Vulnerable Software and Affected Versions: Qualcomm Snapdragon affected versions not specified Description: The issue is related to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message. This affects various Snapdragon products...

Qualcomm 多款产品安全漏洞

A Qualcomm chip is a chip from Qualcomm Incorporated USA. A way of miniaturizing circuits mainly semiconductor devices, but also passive components, etc., and is from time to time fabricated on the surface of semiconductor wafers. A security vulnerability exists in several Qualcomm products that...

CVE-2021-1939

Null pointer dereference occurs due to improper validation when the preemption feature enablement is toggled in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables...

CVE-2021-1939

Null pointer dereference occurs due to improper validation when the preemption feature enablement is toggled in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables...

UVI-2021-1000310 KVM: VMX: Disable preemption when probing user return MSRs

KVM: VMX: Disable preemption when probing user return MSRs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.38 by commit...

GSD-2021-1000310 KVM: VMX: Disable preemption when probing user return MSRs

KVM: VMX: Disable preemption when probing user return MSRs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.38 by commit...

UVI-2021-1000190 KVM: VMX: Disable preemption when probing user return MSRs

KVM: VMX: Disable preemption when probing user return MSRs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.5 by commit...

PT-2024-11086 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to KVM: VMX, where preemption is disabled when probing user return MSRs via RDSMR/WRMSR. If the MSR holds a different value per logical CPU, the WRMSR could corrup...

SUSE-SU-2021:0139-1 Security update for slurm_20_02

This update for slurm2002 fixes the following issues: Updated to 20.02.6, addresses two security fixes: PMIx - fix potential buffer overflows from use of unpackmem. CVE-2020-27745 bsc1178890 X11 forwarding - fix potential leak of the magic cookie when sent as an argument to the xauth command...

Fedora 31 : xen (2020-d46fe34349)

x86 pv: Crash when handling guest access to MSRMISCENABLE XSA-333, CVE-2020-25602 1881619 Missing unlock in XENMEMacquireresource error path XSA-334, CVE-2020-25598 1881616 race when migrating timers between x86 HVM vCPU-s XSA-336, CVE-2020-25604 1881618 PCI passthrough code reading back hardware...

Denial Of Service (DoS)

xen is vulnerable to denial of service DoS. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning up...

DEBIAN-CVE-2020-25601

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...

ALPINE-CVE-2020-25601

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...

Design/Logic Flaw

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...

CVE-2020-25601

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...

UBUNTU-CVE-2020-25601

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...