Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer

A use-after-free vulnerability was found in the way the Linux kernel's KVM hypervisor emulates a preemption timer for L2 guests when nested =1 virtualization is enabled. This high resolution timerhrtimer runs when a L2 guest is active. After VM exit, the syncvmcs12 timer object is stopped. The...

Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer

A use-after-free vulnerability was found in the way the Linux kernel's KVM hypervisor emulates a preemption timer for L2 guests when nested =1 virtualization is enabled. This high resolution timerhrtimer runs when a L2 guest is active. After VM exit, the syncvmcs12 timer object is stopped. The...

CVE-2019-7221

A use-after-free vulnerability was found in the way the Linux kernel's KVM hypervisor emulates a preemption timer for L2 guests when nested =1 virtualization is enabled. This high resolution timerhrtimer runs when a L2 guest is active. After VM exit, the syncvmcs12 timer object is stopped. The...

Oracle Linux 5 : kernel (ELSA-2013-1034-1)

From Red Hat Security Advisory 2013:1034 : Updated kernel packages that fix multiple security issues and various bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having low security impact. Common Vulnerability Scoring System CVSS...

RedHat Update for kernel RHSA-2013:1034-01

Check for the Version of kernel OpenVAS Vulnerability Test RedHat Update for kernel RHSA-2013:1034-01 Authors: System Generated Check Copyright: Copyright c 2013 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the ter...

Low: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix multiple security issues and various bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having low security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...

RHEL 5 : kernel (RHSA-2013:1034)

Updated kernel packages that fix multiple security issues and various bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having low security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...

kernel: infinite loop in highres timers (kernel hang)

Integer overflow in the hrtimerforward function hrtimer.c in Linux kernel 2.6.21-rc4, when running on 64-bit systems, allows local users to cause a denial of service infinite loop via a timer with a large expiry value, which causes the timer to always be expired...